./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-3.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_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/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_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/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_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/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 87dd09ebbd7004650762949ef44f5f810b259dfe76e04f61193dc727167eb435 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:26,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:26,283 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:17:26,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:26,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:26,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:26,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:26,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:26,314 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:26,315 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:26,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:26,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:26,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:26,317 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:17:26,318 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:17:26,319 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:17:26,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:26,320 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:17:26,320 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:26,321 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:26,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:26,322 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:26,322 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:26,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:26,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:26,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:26,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:26,325 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:26,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:26,326 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_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87dd09ebbd7004650762949ef44f5f810b259dfe76e04f61193dc727167eb435 [2023-11-24 22:17:26,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:26,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:26,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:26,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:26,755 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:26,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-3.i [2023-11-24 22:17:29,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:30,176 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:30,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test4-3.i [2023-11-24 22:17:30,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/data/c40e47021/5722b2db85c24d2781057539872fedd4/FLAGb0f70cb8a [2023-11-24 22:17:30,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/data/c40e47021/5722b2db85c24d2781057539872fedd4 [2023-11-24 22:17:30,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:30,220 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:30,221 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:30,221 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:30,226 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:30,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:30" (1/1) ... [2023-11-24 22:17:30,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7613dc3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:30, skipping insertion in model container [2023-11-24 22:17:30,229 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:30" (1/1) ... [2023-11-24 22:17:30,290 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:31,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:31,071 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:31,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:31,285 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:31,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31 WrapperNode [2023-11-24 22:17:31,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:31,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:31,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:31,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:31,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,462 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1830 [2023-11-24 22:17:31,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:31,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:31,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:31,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:31,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,593 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,624 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:31,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:31,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:31,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:31,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:31" (1/1) ... [2023-11-24 22:17:31,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:31,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:31,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:31,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4b2cfe3-4ae5-41a2-a3a1-4dc15ec4e0b0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:17:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:17:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:17:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:17:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:17:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:17:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:17:31,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:31,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:32,073 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:32,098 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:35,626 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:37,431 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:17:37,432 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-24 22:17:37,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:37 BoogieIcfgContainer [2023-11-24 22:17:37,435 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:17:37,436 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:17:37,436 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:17:37,446 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:17:37,446 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:17:37" (1/1) ... [2023-11-24 22:17:37,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:17:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-11-24 22:17:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-11-24 22:17:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:17:37,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:37,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:37,783 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 22:17:37,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1481 states and 1633 transitions. [2023-11-24 22:17:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1633 transitions. [2023-11-24 22:17:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:17:37,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:37,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:37,950 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 22:17:37,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:37,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-11-24 22:17:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-11-24 22:17:37,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:17:37,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:37,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,209 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 22:17:38,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:38,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1479 states and 1631 transitions. [2023-11-24 22:17:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1631 transitions. [2023-11-24 22:17:38,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:38,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:38,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,369 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 22:17:38,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:38,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1478 states and 1630 transitions. [2023-11-24 22:17:38,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1630 transitions. [2023-11-24 22:17:38,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:38,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:38,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,535 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 22:17:38,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:38,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1477 states and 1629 transitions. [2023-11-24 22:17:38,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1629 transitions. [2023-11-24 22:17:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:17:38,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:38,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,633 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 22:17:38,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:38,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1479 states and 1633 transitions. [2023-11-24 22:17:38,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1633 transitions. [2023-11-24 22:17:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:17:38,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:38,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:38,838 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 22:17:39,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:39,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1482 states and 1638 transitions. [2023-11-24 22:17:39,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1638 transitions. [2023-11-24 22:17:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:17:39,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:39,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:39,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:39,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:39,393 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 22:17:39,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:39,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1482 states and 1632 transitions. [2023-11-24 22:17:39,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1632 transitions. [2023-11-24 22:17:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:17:39,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:39,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:39,448 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 22:17:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1487 states and 1642 transitions. [2023-11-24 22:17:39,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1642 transitions. [2023-11-24 22:17:39,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:17:39,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:39,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:39,827 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 22:17:40,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1489 states and 1643 transitions. [2023-11-24 22:17:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1643 transitions. [2023-11-24 22:17:40,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:17:40,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:40,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:40,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:40,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:40,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:40,133 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 22:17:40,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1489 states and 1641 transitions. [2023-11-24 22:17:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1641 transitions. [2023-11-24 22:17:40,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:17:40,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:40,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:40,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:17:40,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:40,290 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 22:17:40,340 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 22:17:40,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1491 states and 1645 transitions. [2023-11-24 22:17:40,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1645 transitions. [2023-11-24 22:17:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:17:40,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:40,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:40,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:17:40,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:40,540 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 22:17:40,619 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 22:17:40,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:40,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1493 states and 1649 transitions. [2023-11-24 22:17:40,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1649 transitions. [2023-11-24 22:17:40,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:17:40,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:40,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:40,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:40,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:41,088 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 22:17:41,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:41,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-11-24 22:17:41,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-11-24 22:17:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:17:41,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:41,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:41,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:41,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:41,519 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 22:17:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:41,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-11-24 22:17:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-11-24 22:17:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:17:41,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:41,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:41,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:41,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:41,671 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 22:17:41,857 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 22:17:42,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:42,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-11-24 22:17:42,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-11-24 22:17:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:17:42,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:42,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:42,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:42,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:42,137 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 22:17:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:42,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-11-24 22:17:42,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-11-24 22:17:42,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:17:42,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:42,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:42,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:42,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:42,285 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 22:17:42,411 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 22:17:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:42,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1495 states and 1656 transitions. [2023-11-24 22:17:42,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1656 transitions. [2023-11-24 22:17:42,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:17:42,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:42,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:42,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:42,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:42,873 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 22:17:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1498 states and 1662 transitions. [2023-11-24 22:17:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1662 transitions. [2023-11-24 22:17:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:17:43,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:43,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:43,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:43,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:43,153 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 22:17:43,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:43,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1497 states and 1661 transitions. [2023-11-24 22:17:43,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1661 transitions. [2023-11-24 22:17:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:17:43,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:43,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:43,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:43,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:43,328 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 22:17:43,430 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 22:17:43,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:43,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1498 states and 1663 transitions. [2023-11-24 22:17:43,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1663 transitions. [2023-11-24 22:17:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:17:43,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:43,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:43,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:43,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:43,831 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 22:17:43,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:43,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1497 states and 1662 transitions. [2023-11-24 22:17:43,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1662 transitions. [2023-11-24 22:17:43,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:17:43,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:43,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:43,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:43,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:43,942 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 22:17:44,052 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 22:17:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1498 states and 1664 transitions. [2023-11-24 22:17:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1664 transitions. [2023-11-24 22:17:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:17:44,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:44,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:44,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:44,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:44,451 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 22:17:44,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:44,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1501 states and 1668 transitions. [2023-11-24 22:17:44,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1668 transitions. [2023-11-24 22:17:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:17:44,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:44,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:44,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:44,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:44,577 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 22:17:44,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:44,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1500 states and 1667 transitions. [2023-11-24 22:17:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1667 transitions. [2023-11-24 22:17:44,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:17:44,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:44,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:44,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:44,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:44,701 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 22:17:44,813 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 22:17:45,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1501 states and 1669 transitions. [2023-11-24 22:17:45,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1669 transitions. [2023-11-24 22:17:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:17:45,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:45,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:45,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:45,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:45,235 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 22:17:45,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:45,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1500 states and 1668 transitions. [2023-11-24 22:17:45,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1668 transitions. [2023-11-24 22:17:45,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:17:45,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:45,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:45,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:45,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:45,378 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 22:17:45,497 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 22:17:45,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1501 states and 1670 transitions. [2023-11-24 22:17:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1670 transitions. [2023-11-24 22:17:45,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:45,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:45,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:45,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:45,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:45,935 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 22:17:45,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1504 states and 1674 transitions. [2023-11-24 22:17:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1674 transitions. [2023-11-24 22:17:45,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:45,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:45,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:46,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:46,061 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 22:17:46,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1503 states and 1673 transitions. [2023-11-24 22:17:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1673 transitions. [2023-11-24 22:17:46,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:17:46,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:46,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:46,176 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 22:17:46,318 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 22:17:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1504 states and 1675 transitions. [2023-11-24 22:17:46,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1675 transitions. [2023-11-24 22:17:46,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:46,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:46,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:46,828 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 22:17:46,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:46,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1503 states and 1674 transitions. [2023-11-24 22:17:46,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1674 transitions. [2023-11-24 22:17:46,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:17:46,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:46,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:46,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:46,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:46,955 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 22:17:47,096 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 22:17:47,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:47,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1504 states and 1676 transitions. [2023-11-24 22:17:47,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1676 transitions. [2023-11-24 22:17:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:47,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:47,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:47,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:47,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:47,753 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 22:17:47,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:47,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1507 states and 1680 transitions. [2023-11-24 22:17:47,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1680 transitions. [2023-11-24 22:17:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:47,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:47,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:47,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:47,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:47,924 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 22:17:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:47,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1506 states and 1679 transitions. [2023-11-24 22:17:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1679 transitions. [2023-11-24 22:17:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:17:47,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:47,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:48,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:48,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:48,068 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 22:17:48,247 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 22:17:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1507 states and 1681 transitions. [2023-11-24 22:17:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1681 transitions. [2023-11-24 22:17:48,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:48,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:48,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:48,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:48,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:48,844 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 22:17:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:48,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1506 states and 1680 transitions. [2023-11-24 22:17:48,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1680 transitions. [2023-11-24 22:17:48,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:17:48,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:48,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:48,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:48,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:48,998 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 22:17:49,177 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 22:17:49,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:49,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1507 states and 1682 transitions. [2023-11-24 22:17:49,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1682 transitions. [2023-11-24 22:17:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:17:49,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:49,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:49,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:49,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:49,780 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 22:17:49,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:49,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1510 states and 1686 transitions. [2023-11-24 22:17:49,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1686 transitions. [2023-11-24 22:17:49,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:17:49,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:49,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:49,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:17:49,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:50,000 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 22:17:50,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:50,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1509 states and 1685 transitions. [2023-11-24 22:17:50,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1685 transitions. [2023-11-24 22:17:50,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:17:50,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:50,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:50,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:17:50,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:50,156 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 22:17:50,343 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 22:17:50,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:50,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1510 states and 1687 transitions. [2023-11-24 22:17:50,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1687 transitions. [2023-11-24 22:17:50,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:17:50,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:50,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:50,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:17:50,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:50,973 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 22:17:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:51,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1513 states and 1691 transitions. [2023-11-24 22:17:51,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1691 transitions. [2023-11-24 22:17:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:51,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:51,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:51,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:17:51,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:51,122 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 22:17:51,160 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 22:17:51,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:51,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1529 states and 1709 transitions. [2023-11-24 22:17:51,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1709 transitions. [2023-11-24 22:17:51,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:51,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:51,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:51,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:17:51,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:51,836 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 22:17:51,933 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 22:17:52,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:17:52,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1545 states and 1734 transitions. [2023-11-24 22:17:52,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1734 transitions. [2023-11-24 22:17:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:17:52,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:17:52,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:17:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:52,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:17:52,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:17:52,724 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 22:18:02,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:18:02,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1545 states and 1732 transitions. [2023-11-24 22:18:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1732 transitions. [2023-11-24 22:18:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:18:02,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:02,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:02,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 22:18:02,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:02,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 22:18:03,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:15,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []