./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-queue-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-queue-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:04,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:04,567 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-11-13 22:24:04,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:24:04,573 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:24:04,600 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:04,601 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:04,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:04,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 22:24:04,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:04,603 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:24:04,603 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:04,603 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:24:04,603 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:24:04,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:24:04,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:04,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:04,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:04,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:04,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:04,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:04,605 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:04,605 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:04,605 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:24:04,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:24:04,605 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_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) 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 -> af4a0e4f738e916feae01fb2c2f056f4ba7834b8a7b8d69765614c5417c16c63 [2024-11-13 22:24:04,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:04,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:05,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:05,002 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:05,003 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:05,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/forester-heap/sll-queue-2.i Unable to find full path for "g++" [2024-11-13 22:24:07,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:24:07,356 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:24:07,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/sv-benchmarks/c/forester-heap/sll-queue-2.i [2024-11-13 22:24:07,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/data/166f477f8/9eaf4a6f044548b5bcb3bd5d5cda07f3/FLAGe278fa27b [2024-11-13 22:24:07,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/data/166f477f8/9eaf4a6f044548b5bcb3bd5d5cda07f3 [2024-11-13 22:24:07,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:24:07,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:24:07,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:07,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:24:07,583 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:24:07,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:07" (1/1) ... [2024-11-13 22:24:07,585 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10471715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:07, skipping insertion in model container [2024-11-13 22:24:07,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:07" (1/1) ... [2024-11-13 22:24:07,619 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:24:07,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:07,990 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:24:08,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:08,068 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:24:08,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08 WrapperNode [2024-11-13 22:24:08,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:08,069 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:08,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:24:08,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:24:08,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,110 INFO L138 Inliner]: procedures = 119, calls = 49, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 231 [2024-11-13 22:24:08,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:08,111 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:24:08,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:24:08,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:24:08,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,139 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:24:08,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:24:08,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:24:08,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:24:08,147 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:08,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:08,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:24:08,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:24:08,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:24:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:24:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:24:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:24:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:24:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 22:24:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 22:24:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:24:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:24:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:24:08,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:24:08,377 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:24:08,380 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:24:08,889 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 22:24:08,892 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:24:08,977 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:24:08,977 INFO L316 CfgBuilder]: Removed 31 assume(true) statements. [2024-11-13 22:24:08,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:08 BoogieIcfgContainer [2024-11-13 22:24:08,978 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:24:08,979 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:24:08,979 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:24:08,994 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:24:08,994 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:08" (1/1) ... [2024-11-13 22:24:09,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:24:09,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 106 states and 169 transitions. [2024-11-13 22:24:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2024-11-13 22:24:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:24:09,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:09,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:09,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:09,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 105 states and 162 transitions. [2024-11-13 22:24:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 162 transitions. [2024-11-13 22:24:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:24:09,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:09,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:09,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:09,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:09,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 107 states and 162 transitions. [2024-11-13 22:24:09,548 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2024-11-13 22:24:09,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:24:09,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:09,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:09,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:09,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 108 states and 163 transitions. [2024-11-13 22:24:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 163 transitions. [2024-11-13 22:24:09,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:24:09,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:09,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:09,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:09,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 109 states and 162 transitions. [2024-11-13 22:24:09,919 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2024-11-13 22:24:09,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:24:09,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:09,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:10,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:10,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 165 transitions. [2024-11-13 22:24:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2024-11-13 22:24:10,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:24:10,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:10,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:10,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:10,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 113 states and 161 transitions. [2024-11-13 22:24:10,352 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 161 transitions. [2024-11-13 22:24:10,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:24:10,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:10,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:10,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:10,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 113 states and 157 transitions. [2024-11-13 22:24:10,448 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 157 transitions. [2024-11-13 22:24:10,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:24:10,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:10,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:24:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:10,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 138 transitions. [2024-11-13 22:24:10,681 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 138 transitions. [2024-11-13 22:24:10,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:24:10,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:10,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:10,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:10,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 98 states and 136 transitions. [2024-11-13 22:24:10,742 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2024-11-13 22:24:10,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:24:10,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:10,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:10,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:10,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 104 states and 150 transitions. [2024-11-13 22:24:10,912 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 150 transitions. [2024-11-13 22:24:10,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:24:10,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:10,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:11,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 117 states and 180 transitions. [2024-11-13 22:24:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 180 transitions. [2024-11-13 22:24:11,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:24:11,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:11,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:11,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:24:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:11,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 114 states and 177 transitions. [2024-11-13 22:24:11,825 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 177 transitions. [2024-11-13 22:24:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:24:11,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:11,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:12,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:12,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:12,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 125 states and 200 transitions. [2024-11-13 22:24:12,717 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 200 transitions. [2024-11-13 22:24:12,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:24:12,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:12,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:13,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:13,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 203 transitions. [2024-11-13 22:24:13,075 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 203 transitions. [2024-11-13 22:24:13,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:24:13,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:13,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:13,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:13,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 130 states and 209 transitions. [2024-11-13 22:24:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2024-11-13 22:24:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:24:13,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:13,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:13,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:14,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:14,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 139 states and 218 transitions. [2024-11-13 22:24:14,117 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 218 transitions. [2024-11-13 22:24:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:24:14,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:14,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:15,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:15,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 153 states and 235 transitions. [2024-11-13 22:24:15,559 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 235 transitions. [2024-11-13 22:24:15,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:24:15,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:15,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:15,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:16,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:16,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 155 states and 238 transitions. [2024-11-13 22:24:16,398 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 238 transitions. [2024-11-13 22:24:16,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:24:16,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:16,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:17,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:17,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 157 states and 241 transitions. [2024-11-13 22:24:17,088 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 241 transitions. [2024-11-13 22:24:17,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:24:17,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:17,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:17,138 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:24:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 159 states and 245 transitions. [2024-11-13 22:24:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 245 transitions. [2024-11-13 22:24:17,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:24:17,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:17,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:17,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 160 states and 250 transitions. [2024-11-13 22:24:17,342 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 250 transitions. [2024-11-13 22:24:17,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:24:17,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:17,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:24:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 162 states and 253 transitions. [2024-11-13 22:24:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 253 transitions. [2024-11-13 22:24:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:24:17,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:17,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:24:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:17,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2024-11-13 22:24:17,889 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2024-11-13 22:24:17,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:24:17,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:17,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:18,572 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:20,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:20,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 184 states and 286 transitions. [2024-11-13 22:24:20,385 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 286 transitions. [2024-11-13 22:24:20,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:24:20,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:20,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:20,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:24:21,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:21,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 192 states and 308 transitions. [2024-11-13 22:24:21,864 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 308 transitions. [2024-11-13 22:24:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:24:21,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:21,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:22,116 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:24:22,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 196 states and 312 transitions. [2024-11-13 22:24:22,754 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 312 transitions. [2024-11-13 22:24:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:24:22,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:22,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:22,884 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:24:23,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2024-11-13 22:24:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2024-11-13 22:24:23,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:24:23,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:23,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:24,524 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:27,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:27,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 223 states and 363 transitions. [2024-11-13 22:24:27,920 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 363 transitions. [2024-11-13 22:24:27,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:24:27,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:27,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:29,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 228 states and 381 transitions. [2024-11-13 22:24:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 381 transitions. [2024-11-13 22:24:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:24:29,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:29,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:31,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:35,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:35,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 250 states and 425 transitions. [2024-11-13 22:24:35,882 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 425 transitions. [2024-11-13 22:24:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:24:35,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:35,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:37,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 253 states and 432 transitions. [2024-11-13 22:24:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 432 transitions. [2024-11-13 22:24:37,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:24:37,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:37,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:38,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:44,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:44,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 270 states and 467 transitions. [2024-11-13 22:24:44,316 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 467 transitions. [2024-11-13 22:24:44,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:24:44,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:44,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:45,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:47,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 274 states and 479 transitions. [2024-11-13 22:24:47,999 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 479 transitions. [2024-11-13 22:24:48,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:24:48,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:48,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:48,340 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:48,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:48,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 275 states and 481 transitions. [2024-11-13 22:24:48,908 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 481 transitions. [2024-11-13 22:24:48,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:24:48,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:48,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:50,127 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 297 states and 513 transitions. [2024-11-13 22:24:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 513 transitions. [2024-11-13 22:24:55,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:24:55,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:55,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:24:56,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 301 states and 518 transitions. [2024-11-13 22:24:56,229 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 518 transitions. [2024-11-13 22:24:56,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:24:56,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:56,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:58,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:58,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 311 states and 530 transitions. [2024-11-13 22:24:58,121 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 530 transitions. [2024-11-13 22:24:58,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:24:58,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:58,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:58,168 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:25:01,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:01,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 319 states and 542 transitions. [2024-11-13 22:25:01,057 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 542 transitions. [2024-11-13 22:25:01,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:25:01,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:01,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:25:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 323 states and 547 transitions. [2024-11-13 22:25:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 547 transitions. [2024-11-13 22:25:02,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:25:02,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:02,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:03,851 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:25:06,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:06,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 327 states and 553 transitions. [2024-11-13 22:25:06,184 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 553 transitions. [2024-11-13 22:25:06,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:25:06,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:06,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:06,448 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:25:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:07,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 331 states and 559 transitions. [2024-11-13 22:25:07,879 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 559 transitions. [2024-11-13 22:25:07,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:25:07,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:07,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:08,095 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:25:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 338 states and 570 transitions. [2024-11-13 22:25:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 570 transitions. [2024-11-13 22:25:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:25:09,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:09,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:25:13,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 348 states and 580 transitions. [2024-11-13 22:25:13,690 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 580 transitions. [2024-11-13 22:25:13,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:25:13,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:13,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:25:20,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 356 states and 605 transitions. [2024-11-13 22:25:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 605 transitions. [2024-11-13 22:25:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:25:20,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:20,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:21,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:25:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 360 states and 611 transitions. [2024-11-13 22:25:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 611 transitions. [2024-11-13 22:25:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:25:24,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:24,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:25:28,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:28,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 364 states and 616 transitions. [2024-11-13 22:25:28,433 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 616 transitions. [2024-11-13 22:25:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:25:28,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:28,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:25:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 371 states and 624 transitions. [2024-11-13 22:25:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 624 transitions. [2024-11-13 22:25:31,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:25:31,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:31,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:25:38,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:38,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 378 states and 646 transitions. [2024-11-13 22:25:38,662 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 646 transitions. [2024-11-13 22:25:38,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:25:38,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:38,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:25:44,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:44,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 382 states and 655 transitions. [2024-11-13 22:25:44,916 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 655 transitions. [2024-11-13 22:25:44,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:25:44,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:44,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:45,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:25:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 385 states and 661 transitions. [2024-11-13 22:25:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 661 transitions. [2024-11-13 22:25:49,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:25:49,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:49,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:25:51,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:51,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 388 states and 668 transitions. [2024-11-13 22:25:51,454 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 668 transitions. [2024-11-13 22:25:51,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:25:51,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:51,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:25:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 393 states and 676 transitions. [2024-11-13 22:25:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 676 transitions. [2024-11-13 22:25:56,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:25:56,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:56,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 416 states and 715 transitions. [2024-11-13 22:26:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 715 transitions. [2024-11-13 22:26:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:26:06,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:06,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:06,824 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:26:11,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 422 states and 743 transitions. [2024-11-13 22:26:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 743 transitions. [2024-11-13 22:26:11,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:26:11,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:11,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:15,209 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:34,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 444 states and 784 transitions. [2024-11-13 22:26:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 784 transitions. [2024-11-13 22:26:34,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:26:34,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:34,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:34,576 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:26:36,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:36,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 448 states and 803 transitions. [2024-11-13 22:26:36,052 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 803 transitions. [2024-11-13 22:26:36,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:26:36,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:36,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:26:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:37,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 449 states and 804 transitions. [2024-11-13 22:26:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 804 transitions. [2024-11-13 22:26:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:26:37,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:37,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:40,143 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:47,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 454 states and 833 transitions. [2024-11-13 22:26:47,167 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 833 transitions. [2024-11-13 22:26:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:26:47,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:47,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:47,798 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:26:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 455 states and 836 transitions. [2024-11-13 22:26:48,810 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 836 transitions. [2024-11-13 22:26:48,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:26:48,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:48,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:53,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:53,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 458 states and 846 transitions. [2024-11-13 22:26:53,508 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 846 transitions. [2024-11-13 22:26:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:26:53,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:53,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:53,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:57,327 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 482 states and 904 transitions. [2024-11-13 22:27:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 904 transitions. [2024-11-13 22:27:17,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:27:17,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:17,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:22,796 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:33,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:33,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 487 states and 928 transitions. [2024-11-13 22:27:33,679 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 928 transitions. [2024-11-13 22:27:33,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:27:33,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:33,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:36,317 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:42,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 492 states and 951 transitions. [2024-11-13 22:27:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 951 transitions. [2024-11-13 22:27:42,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:27:42,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:42,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:46,690 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:07,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:07,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 515 states and 1005 transitions. [2024-11-13 22:28:07,165 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1005 transitions. [2024-11-13 22:28:07,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:28:07,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:07,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:22,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:22,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 521 states and 1027 transitions. [2024-11-13 22:28:22,435 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1027 transitions. [2024-11-13 22:28:22,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:28:22,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:22,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:31,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 525 states and 1046 transitions. [2024-11-13 22:28:31,170 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1046 transitions. [2024-11-13 22:28:31,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:28:31,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:31,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:31,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:40,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 530 states and 1073 transitions. [2024-11-13 22:28:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1073 transitions. [2024-11-13 22:28:40,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:28:40,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:40,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:41,224 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 531 states and 1076 transitions. [2024-11-13 22:28:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1076 transitions. [2024-11-13 22:28:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:28:42,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:42,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:43,604 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 532 states and 1079 transitions. [2024-11-13 22:28:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1079 transitions. [2024-11-13 22:28:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:28:44,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:44,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 22:28:46,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:46,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 277 states and 621 transitions. [2024-11-13 22:28:46,774 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 621 transitions. [2024-11-13 22:28:46,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:28:46,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:46,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:48,566 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:58,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:58,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 283 states and 631 transitions. [2024-11-13 22:28:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 631 transitions. [2024-11-13 22:28:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:28:58,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:58,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:03,249 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:29:28,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:28,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 303 states and 656 transitions. [2024-11-13 22:29:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 656 transitions. [2024-11-13 22:29:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:29:28,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:28,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:29:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:29:32,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 305 states and 658 transitions. [2024-11-13 22:29:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 658 transitions. [2024-11-13 22:29:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:29:32,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:32,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:29:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:29:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:40,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 310 states and 671 transitions. [2024-11-13 22:29:40,773 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 671 transitions. [2024-11-13 22:29:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 22:29:40,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:40,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:29:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:43,122 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:30:01,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:01,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 322 states and 702 transitions. [2024-11-13 22:30:01,299 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 702 transitions. [2024-11-13 22:30:01,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:30:01,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:01,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:01,344 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:30:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 323 states and 702 transitions. [2024-11-13 22:30:01,404 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 702 transitions. [2024-11-13 22:30:01,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 22:30:01,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:01,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:30:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:02,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 324 states and 702 transitions. [2024-11-13 22:30:02,599 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 702 transitions. [2024-11-13 22:30:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 22:30:02,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:02,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:11,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:11,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 330 states and 713 transitions. [2024-11-13 22:30:11,548 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 713 transitions. [2024-11-13 22:30:11,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 22:30:11,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:11,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:11,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:12,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:12,519 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 79 iterations. [2024-11-13 22:30:12,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:30:12 ImpRootNode [2024-11-13 22:30:12,573 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:30:12,574 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:30:12,574 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:30:12,574 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:30:12,575 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:08" (3/4) ... [2024-11-13 22:30:12,576 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:30:12,640 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:30:12,644 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:30:12,644 INFO L158 Benchmark]: Toolchain (without parser) took 365069.14ms. Allocated memory was 117.4MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 93.4MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 270.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:12,645 INFO L158 Benchmark]: CDTParser took 1.09ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:12,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.76ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 75.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:12,645 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.46ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 73.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:12,647 INFO L158 Benchmark]: Boogie Preprocessor took 33.97ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:12,647 INFO L158 Benchmark]: RCFGBuilder took 832.03ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 46.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:30:12,648 INFO L158 Benchmark]: CodeCheck took 363594.69ms. Allocated memory was 117.4MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 46.0MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 220.5MB. Max. memory is 16.1GB. [2024-11-13 22:30:12,648 INFO L158 Benchmark]: Witness Printer took 69.70ms. Allocated memory is still 1.9GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:12,650 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 106 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 363.5s, OverallIterations: 79, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54887 SdHoareTripleChecker+Valid, 222.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40641 mSDsluCounter, 48049 SdHoareTripleChecker+Invalid, 197.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 43430 mSDsCounter, 15009 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 89636 IncrementalHoareTripleChecker+Invalid, 104645 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15009 mSolverCounterUnsat, 4619 mSDtfsCounter, 89636 mSolverCounterSat, 3.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20334 GetRequests, 18322 SyntacticMatches, 880 SemanticMatches, 1132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 742520 ImplicationChecksByTransitivity, 327.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 67.5s InterpolantComputationTime, 2191 NumberOfCodeBlocks, 2191 NumberOfCodeBlocksAsserted, 79 NumberOfCheckSat, 2072 ConstructedInterpolants, 0 QuantifiedInterpolants, 41740 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 20 PerfectInterpolantSequences, 236/852 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 985]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L996] SLL* head = malloc(sizeof(SLL)); [L997] head->next = ((void*)0) [L998] head->data = 0 [L999] SLL* item = head; [L1000] int status = 0; VAL [head={-2:0}, item={-2:0}, status=0] [L1002] COND TRUE __VERIFIER_nondet_int() [L1004] item->next = malloc(sizeof(SLL)) [L1005] EXPR item->next [L1005] item = item->next [L1006] item->next = ((void*)0) [L1008] COND TRUE !status [L1010] item->data = 1 [L1011] status = 1 VAL [head={-2:0}, item={30230:0}, status=1] [L1024] COND FALSE !(!(head != ((void*)0))) VAL [head={-2:0}, item={30230:0}, status=1] [L1025] COND FALSE !(!(item != ((void*)0))) VAL [head={-2:0}, item={30230:0}, status=1] [L1002] COND TRUE __VERIFIER_nondet_int() [L1004] item->next = malloc(sizeof(SLL)) [L1005] EXPR item->next [L1005] item = item->next [L1006] item->next = ((void*)0) [L1008] COND FALSE !(!status) [L1013] COND TRUE status == 1 [L1015] item->data = 2 [L1016] status = 2 VAL [head={-2:0}, item={30229:0}, status=2] [L1024] COND FALSE !(!(head != ((void*)0))) VAL [head={-2:0}, item={30229:0}, status=2] [L1025] COND FALSE !(!(item != ((void*)0))) VAL [head={-2:0}, item={30229:0}, status=2] [L1002] COND TRUE __VERIFIER_nondet_int() [L1004] item->next = malloc(sizeof(SLL)) [L1005] EXPR item->next [L1005] item = item->next [L1006] item->next = ((void*)0) [L1008] COND FALSE !(!status) [L1013] COND FALSE !(status == 1) [L1018] COND TRUE status >= 2 [L1020] item->data = 3 [L1021] status = 3 VAL [head={-2:0}, item={-1:0}, status=3] [L1024] COND FALSE !(!(head != ((void*)0))) VAL [head={-2:0}, item={-1:0}, status=3] [L1025] COND FALSE !(!(item != ((void*)0))) VAL [head={-2:0}, item={-1:0}, status=3] [L1002] COND FALSE !(__VERIFIER_nondet_int()) [L1028] COND FALSE !(!(head != ((void*)0))) VAL [head={-2:0}, item={-1:0}, status=3] [L1029] COND FALSE !(status == 1) VAL [head={-2:0}, item={-1:0}, status=3] [L1034] COND FALSE !(status == 2) VAL [head={-2:0}, item={-1:0}, status=3] [L1040] COND TRUE status == 3 VAL [head={-2:0}, item={-1:0}, status=3] [L1042] COND FALSE !(!(head != ((void*)0))) VAL [head={-2:0}, item={-1:0}, status=3] [L1043] EXPR head->next VAL [head={-2:0}, item={-1:0}, status=3] [L1043] COND FALSE !(!(head->next != ((void*)0))) [L1044] EXPR head->next [L1044] EXPR head->next->next VAL [head={-2:0}, item={-1:0}, status=3] [L1044] COND FALSE !(!(head->next->next != ((void*)0))) [L1045] EXPR head->next [L1045] EXPR head->next->next [L1045] EXPR head->next->next->next VAL [head={-2:0}, item={-1:0}, status=3] [L1045] COND FALSE !(!(head->next->next->next != ((void*)0))) [L1046] EXPR head->next [L1046] EXPR head->next->next [L1046] EXPR head->next->next->next [L1046] EXPR head->next->next->next->data VAL [head={-2:0}, item={-1:0}, status=3] [L1046] COND TRUE !(head->next->next->next->data != 3) [L1046] CALL reach_error() [L985] COND FALSE !(0) [L985] __assert_fail ("0", "sll-queue-2.c", 16, __extension__ __PRETTY_FUNCTION__) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.76ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 75.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.46ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 73.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.97ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 832.03ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 46.0MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 363594.69ms. Allocated memory was 117.4MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 46.0MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 220.5MB. Max. memory is 16.1GB. * Witness Printer took 69.70ms. Allocated memory is still 1.9GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 22:30:12,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f22d223-8207-41d9-be46-5f16ab52c3f8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup)