./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:33,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:33,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:02:33,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:33,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:33,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:33,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:33,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:33,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:33,305 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:33,307 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:33,307 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:33,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:33,309 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:02:33,310 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:02:33,310 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:02:33,311 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:33,311 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:33,312 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:33,312 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:33,313 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:33,313 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:33,314 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:33,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:33,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:33,316 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:33,316 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:33,317 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:33,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:33,318 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b879d991ca85089954916015c9838d386a5c85365dad0e09e537aeb772eaaaf8 [2023-11-24 23:02:33,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:33,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:33,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:33,654 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:33,654 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:33,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2023-11-24 23:02:36,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:37,198 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:37,199 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2023-11-24 23:02:37,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/data/b341d0fe0/b2113e7e270d4843b4e03f057f965226/FLAG178f37d74 [2023-11-24 23:02:37,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/data/b341d0fe0/b2113e7e270d4843b4e03f057f965226 [2023-11-24 23:02:37,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:37,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:37,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:37,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:37,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:37,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d0238ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:37, skipping insertion in model container [2023-11-24 23:02:37,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:37" (1/1) ... [2023-11-24 23:02:37,373 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:38,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:38,220 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:38,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:38,447 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:38,455 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:38,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38 WrapperNode [2023-11-24 23:02:38,456 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:38,457 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:38,457 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:38,457 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:38,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,645 INFO L138 Inliner]: procedures = 208, calls = 288, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1435 [2023-11-24 23:02:38,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:38,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:38,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:38,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:38,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,698 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,804 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,810 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:38,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:38,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:38,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:38,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:38" (1/1) ... [2023-11-24 23:02:38,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:38,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:38,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:38,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99788756-3957-4ad9-958d-f63e34489eab/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:02:38,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:02:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:38,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:02:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:02:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:02:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:02:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:39,251 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:39,255 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:42,003 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:43,717 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:43,717 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 23:02:43,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:43 BoogieIcfgContainer [2023-11-24 23:02:43,720 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:43,721 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:43,722 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:43,734 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:43,734 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:43" (1/1) ... [2023-11-24 23:02:43,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:43,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:43,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 997 states and 1132 transitions. [2023-11-24 23:02:43,832 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1132 transitions. [2023-11-24 23:02:43,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:02:43,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:43,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:44,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 996 states and 1131 transitions. [2023-11-24 23:02:44,170 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1131 transitions. [2023-11-24 23:02:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:02:44,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:44,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:44,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:44,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 995 states and 1130 transitions. [2023-11-24 23:02:44,371 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1130 transitions. [2023-11-24 23:02:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:02:44,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:44,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:44,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:44,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 994 states and 1128 transitions. [2023-11-24 23:02:44,440 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1128 transitions. [2023-11-24 23:02:44,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:02:44,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:44,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:44,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 995 states and 1130 transitions. [2023-11-24 23:02:44,554 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1130 transitions. [2023-11-24 23:02:44,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:02:44,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:44,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:44,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:44,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 994 states and 1129 transitions. [2023-11-24 23:02:44,663 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1129 transitions. [2023-11-24 23:02:44,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:02:44,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:44,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:44,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:45,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 997 states and 1134 transitions. [2023-11-24 23:02:45,140 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1134 transitions. [2023-11-24 23:02:45,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:02:45,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:45,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:45,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:45,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:45,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 996 states and 1133 transitions. [2023-11-24 23:02:45,211 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1133 transitions. [2023-11-24 23:02:45,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:02:45,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:45,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:45,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:45,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:45,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 997 states and 1135 transitions. [2023-11-24 23:02:45,325 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1135 transitions. [2023-11-24 23:02:45,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:45,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:45,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:45,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:45,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:45,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 998 states and 1137 transitions. [2023-11-24 23:02:45,563 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1137 transitions. [2023-11-24 23:02:45,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:45,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:45,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:45,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:45,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 999 states and 1139 transitions. [2023-11-24 23:02:45,999 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1139 transitions. [2023-11-24 23:02:45,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:46,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:46,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 998 states and 1137 transitions. [2023-11-24 23:02:46,090 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1137 transitions. [2023-11-24 23:02:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:46,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 999 states and 1139 transitions. [2023-11-24 23:02:46,177 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1139 transitions. [2023-11-24 23:02:46,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:02:46,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:46,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1001 states and 1144 transitions. [2023-11-24 23:02:46,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1144 transitions. [2023-11-24 23:02:46,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:02:46,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:46,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1002 states and 1145 transitions. [2023-11-24 23:02:46,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1145 transitions. [2023-11-24 23:02:46,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:02:46,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 1001 states and 1144 transitions. [2023-11-24 23:02:46,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1144 transitions. [2023-11-24 23:02:46,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:02:46,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:46,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:46,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1002 states and 1145 transitions. [2023-11-24 23:02:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1145 transitions. [2023-11-24 23:02:46,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:02:46,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:46,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:46,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:47,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1003 states and 1147 transitions. [2023-11-24 23:02:47,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1147 transitions. [2023-11-24 23:02:47,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:02:47,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:47,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:47,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:47,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:47,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1006 states and 1152 transitions. [2023-11-24 23:02:47,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1152 transitions. [2023-11-24 23:02:47,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:02:47,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:47,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:47,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1008 states and 1153 transitions. [2023-11-24 23:02:48,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1153 transitions. [2023-11-24 23:02:48,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:02:48,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:48,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:48,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1008 states and 1151 transitions. [2023-11-24 23:02:48,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1151 transitions. [2023-11-24 23:02:48,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:02:48,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:48,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:48,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1008 states and 1147 transitions. [2023-11-24 23:02:48,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1147 transitions. [2023-11-24 23:02:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:02:48,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:48,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:48,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1008 states and 1145 transitions. [2023-11-24 23:02:48,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1145 transitions. [2023-11-24 23:02:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:02:48,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:02:48,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:48,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 23:02:48,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:48,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:48,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1010 states and 1149 transitions. [2023-11-24 23:02:48,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1149 transitions. [2023-11-24 23:02:48,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:02:48,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:48,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:48,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:02:49,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:49,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:49,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:49,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:49,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1015 states and 1156 transitions. [2023-11-24 23:02:49,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1156 transitions. [2023-11-24 23:02:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:49,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:49,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:49,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:49,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:49,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:50,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:50,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1017 states and 1162 transitions. [2023-11-24 23:02:50,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1162 transitions. [2023-11-24 23:02:50,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:50,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:50,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:50,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:50,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:50,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:50,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1016 states and 1161 transitions. [2023-11-24 23:02:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1161 transitions. [2023-11-24 23:02:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:50,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:50,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:50,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:50,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:50,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:50,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:50,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1017 states and 1162 transitions. [2023-11-24 23:02:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1162 transitions. [2023-11-24 23:02:50,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:02:50,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:50,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:50,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:50,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:50,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:50,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:50,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1016 states and 1161 transitions. [2023-11-24 23:02:50,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1161 transitions. [2023-11-24 23:02:50,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:02:50,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:50,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:50,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:50,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:50,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:51,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:51,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1017 states and 1163 transitions. [2023-11-24 23:02:51,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1163 transitions. [2023-11-24 23:02:51,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:02:51,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:51,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:51,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:51,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:51,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:51,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1020 states and 1169 transitions. [2023-11-24 23:02:51,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1169 transitions. [2023-11-24 23:02:51,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:02:51,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:51,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:51,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:51,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:51,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1019 states and 1168 transitions. [2023-11-24 23:02:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1168 transitions. [2023-11-24 23:02:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:02:51,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:51,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:51,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:51,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:51,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:51,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 1020 states and 1170 transitions. [2023-11-24 23:02:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1170 transitions. [2023-11-24 23:02:52,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:02:52,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:52,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:52,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:52,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:52,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:52,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1019 states and 1169 transitions. [2023-11-24 23:02:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1169 transitions. [2023-11-24 23:02:52,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:02:52,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:52,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:52,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:52,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:52,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:53,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:53,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1020 states and 1171 transitions. [2023-11-24 23:02:53,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1171 transitions. [2023-11-24 23:02:53,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:53,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:53,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:53,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:53,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:53,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:53,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:53,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1023 states and 1175 transitions. [2023-11-24 23:02:53,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1175 transitions. [2023-11-24 23:02:53,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:53,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:53,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:53,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:53,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:53,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:53,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:53,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1022 states and 1174 transitions. [2023-11-24 23:02:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1174 transitions. [2023-11-24 23:02:53,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:53,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:53,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:53,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:53,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:53,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:53,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:53,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:54,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:54,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1023 states and 1176 transitions. [2023-11-24 23:02:54,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1176 transitions. [2023-11-24 23:02:54,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:02:54,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:54,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:54,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:54,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:54,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:54,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1022 states and 1175 transitions. [2023-11-24 23:02:54,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1175 transitions. [2023-11-24 23:02:54,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:02:54,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:54,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:54,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:54,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:54,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:54,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1023 states and 1177 transitions. [2023-11-24 23:02:54,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1177 transitions. [2023-11-24 23:02:54,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:54,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:54,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:54,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:54,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:55,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1026 states and 1181 transitions. [2023-11-24 23:02:55,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1181 transitions. [2023-11-24 23:02:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:55,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:55,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:55,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:55,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:55,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:55,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1025 states and 1180 transitions. [2023-11-24 23:02:55,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1180 transitions. [2023-11-24 23:02:55,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:55,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:55,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:55,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:55,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:55,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:55,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:55,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:55,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1026 states and 1182 transitions. [2023-11-24 23:02:55,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1182 transitions. [2023-11-24 23:02:55,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:02:55,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:55,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:55,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:55,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1025 states and 1181 transitions. [2023-11-24 23:02:55,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1181 transitions. [2023-11-24 23:02:55,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:02:55,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:55,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:56,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:56,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:56,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:56,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:56,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:56,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1026 states and 1183 transitions. [2023-11-24 23:02:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1183 transitions. [2023-11-24 23:02:56,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:02:56,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:56,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:56,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:56,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:56,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:56,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1029 states and 1187 transitions. [2023-11-24 23:02:56,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1187 transitions. [2023-11-24 23:02:56,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:02:56,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:56,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:56,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:56,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:56,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:56,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1028 states and 1186 transitions. [2023-11-24 23:02:56,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1186 transitions. [2023-11-24 23:02:56,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:02:56,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:56,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:57,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:57,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:57,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:57,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:57,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1029 states and 1188 transitions. [2023-11-24 23:02:57,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1188 transitions. [2023-11-24 23:02:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:02:57,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:57,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:57,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:57,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:57,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:57,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1028 states and 1187 transitions. [2023-11-24 23:02:57,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1187 transitions. [2023-11-24 23:02:57,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:02:57,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:57,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:57,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:57,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:57,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:58,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1029 states and 1189 transitions. [2023-11-24 23:02:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1189 transitions. [2023-11-24 23:02:58,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:02:58,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:58,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:58,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:58,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:58,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:58,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:58,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1032 states and 1193 transitions. [2023-11-24 23:02:58,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1193 transitions. [2023-11-24 23:02:58,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:02:58,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:58,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:58,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:58,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:58,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1031 states and 1192 transitions. [2023-11-24 23:02:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1192 transitions. [2023-11-24 23:02:58,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:02:58,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:58,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:58,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:58,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:58,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:59,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:59,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:59,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 1032 states and 1194 transitions. [2023-11-24 23:02:59,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1194 transitions. [2023-11-24 23:02:59,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:02:59,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:59,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:59,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:59,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:59,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:59,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:59,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1035 states and 1198 transitions. [2023-11-24 23:02:59,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1198 transitions. [2023-11-24 23:02:59,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:02:59,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:59,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:59,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:02:59,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:59,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-24 23:02:59,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:00,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1051 states and 1216 transitions. [2023-11-24 23:03:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1216 transitions. [2023-11-24 23:03:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:03:00,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:00,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:00,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:03:00,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:00,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:00,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:01,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1067 states and 1241 transitions. [2023-11-24 23:03:01,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1241 transitions. [2023-11-24 23:03:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:03:01,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:01,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:01,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:03:01,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:01,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:11,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:03:11,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:03:11,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1067 states and 1239 transitions. [2023-11-24 23:03:11,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1239 transitions. [2023-11-24 23:03:11,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:03:11,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:03:11,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:03:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:03:11,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:03:11,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:03:11,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:03:11,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:03:24,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []