./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/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_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/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_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/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 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:58,164 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:58,285 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:06:58,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:58,297 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:58,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:58,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:58,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:58,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:58,348 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:58,349 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:58,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:58,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:58,352 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:06:58,353 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:06:58,353 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:06:58,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:58,355 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:06:58,355 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:58,356 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:58,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:58,357 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:58,359 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:58,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:58,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:58,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:58,362 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:58,363 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:58,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:58,364 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_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f48cdcb9a25adc64e4307e90599f4e37a0b97f677ff29ab3d60f24a1c8e980 [2023-11-24 23:06:58,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:58,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:58,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:58,718 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:58,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:58,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-11-24 23:07:01,874 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:02,259 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:02,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-2.i [2023-11-24 23:07:02,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/data/09054e3cf/b490d5f71a4b4c0a80ba1d8baa117472/FLAGf2268d405 [2023-11-24 23:07:02,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/data/09054e3cf/b490d5f71a4b4c0a80ba1d8baa117472 [2023-11-24 23:07:02,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:02,308 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:02,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:02,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:02,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:02,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:02" (1/1) ... [2023-11-24 23:07:02,320 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7918f1d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:02, skipping insertion in model container [2023-11-24 23:07:02,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:02" (1/1) ... [2023-11-24 23:07:02,416 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:03,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:03,120 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:03,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:03,294 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:03,305 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:03,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03 WrapperNode [2023-11-24 23:07:03,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:03,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:03,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:03,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:03,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,480 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1539 [2023-11-24 23:07:03,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:03,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:03,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:03,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:03,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,669 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:03,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:03,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:03,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:03,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:03" (1/1) ... [2023-11-24 23:07:03,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:03,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:03,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:03,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a46f2fa-d496-4b87-b63b-6c66948ee0aa/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:07:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:07:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:07:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:03,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:04,052 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:04,059 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:06,887 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:08,580 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:08,580 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-24 23:07:08,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:08 BoogieIcfgContainer [2023-11-24 23:07:08,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:08,583 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:08,584 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:08,594 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:08,594 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:08" (1/1) ... [2023-11-24 23:07:08,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:08,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1134 states and 1272 transitions. [2023-11-24 23:07:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1272 transitions. [2023-11-24 23:07:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:07:08,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:08,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:08,884 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 23:07:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:08,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1133 states and 1271 transitions. [2023-11-24 23:07:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1271 transitions. [2023-11-24 23:07:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:07:08,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:08,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:09,027 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 23:07:09,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-24 23:07:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-24 23:07:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:07:09,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:09,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:09,233 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 23:07:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:09,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1131 states and 1268 transitions. [2023-11-24 23:07:09,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1268 transitions. [2023-11-24 23:07:09,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:07:09,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:09,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:09,361 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 23:07:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:09,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-24 23:07:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-24 23:07:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:07:09,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:09,582 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 23:07:09,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1131 states and 1269 transitions. [2023-11-24 23:07:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1269 transitions. [2023-11-24 23:07:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:07:09,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:09,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:09,859 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 23:07:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1134 states and 1274 transitions. [2023-11-24 23:07:10,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1274 transitions. [2023-11-24 23:07:10,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:07:10,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,142 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 23:07:10,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1133 states and 1273 transitions. [2023-11-24 23:07:10,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1273 transitions. [2023-11-24 23:07:10,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:07:10,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,210 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 23:07:10,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1134 states and 1275 transitions. [2023-11-24 23:07:10,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1275 transitions. [2023-11-24 23:07:10,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:07:10,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,287 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 23:07:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1135 states and 1277 transitions. [2023-11-24 23:07:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1277 transitions. [2023-11-24 23:07:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:07:10,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,513 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 23:07:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1136 states and 1279 transitions. [2023-11-24 23:07:10,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1279 transitions. [2023-11-24 23:07:10,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:07:10,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,848 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 23:07:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1135 states and 1277 transitions. [2023-11-24 23:07:10,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1277 transitions. [2023-11-24 23:07:10,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:07:10,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:10,915 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 23:07:10,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1136 states and 1279 transitions. [2023-11-24 23:07:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1279 transitions. [2023-11-24 23:07:10,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:07:10,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:10,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,001 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 23:07:11,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1138 states and 1284 transitions. [2023-11-24 23:07:11,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1284 transitions. [2023-11-24 23:07:11,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:07:11,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,222 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 23:07:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1139 states and 1285 transitions. [2023-11-24 23:07:11,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1285 transitions. [2023-11-24 23:07:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:07:11,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,480 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 23:07:11,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1138 states and 1284 transitions. [2023-11-24 23:07:11,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1284 transitions. [2023-11-24 23:07:11,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:07:11,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,546 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 23:07:11,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1139 states and 1285 transitions. [2023-11-24 23:07:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1285 transitions. [2023-11-24 23:07:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:11,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,600 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 23:07:11,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1140 states and 1287 transitions. [2023-11-24 23:07:11,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1287 transitions. [2023-11-24 23:07:11,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:07:11,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,848 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 23:07:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1143 states and 1292 transitions. [2023-11-24 23:07:12,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1292 transitions. [2023-11-24 23:07:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:07:12,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:12,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:12,302 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 23:07:12,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1143 states and 1290 transitions. [2023-11-24 23:07:12,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1290 transitions. [2023-11-24 23:07:12,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:07:12,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,493 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 23:07:12,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1144 states and 1288 transitions. [2023-11-24 23:07:12,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1288 transitions. [2023-11-24 23:07:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:07:12,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,014 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 23:07:13,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1144 states and 1284 transitions. [2023-11-24 23:07:13,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1284 transitions. [2023-11-24 23:07:13,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:07:13,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,115 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 23:07:13,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1144 states and 1282 transitions. [2023-11-24 23:07:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1282 transitions. [2023-11-24 23:07:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:07:13,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,264 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 23:07:13,325 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 23:07:13,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1146 states and 1286 transitions. [2023-11-24 23:07:13,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1286 transitions. [2023-11-24 23:07:13,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:07:13,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:07:13,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:13,513 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 23:07:13,619 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 23:07:13,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1151 states and 1293 transitions. [2023-11-24 23:07:13,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1293 transitions. [2023-11-24 23:07:13,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:07:13,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:14,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:14,107 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 23:07:14,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1153 states and 1299 transitions. [2023-11-24 23:07:14,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1299 transitions. [2023-11-24 23:07:14,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:07:14,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:14,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:14,638 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 23:07:14,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1152 states and 1298 transitions. [2023-11-24 23:07:14,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1298 transitions. [2023-11-24 23:07:14,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:07:14,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:14,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:14,756 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 23:07:14,956 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 23:07:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1153 states and 1299 transitions. [2023-11-24 23:07:15,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1299 transitions. [2023-11-24 23:07:15,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:07:15,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:15,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:15,221 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 23:07:15,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:15,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1152 states and 1298 transitions. [2023-11-24 23:07:15,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1298 transitions. [2023-11-24 23:07:15,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:07:15,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:15,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:15,344 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 23:07:15,466 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 23:07:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:15,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1153 states and 1300 transitions. [2023-11-24 23:07:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1300 transitions. [2023-11-24 23:07:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:07:15,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:15,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:15,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:16,008 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 23:07:16,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1156 states and 1306 transitions. [2023-11-24 23:07:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1306 transitions. [2023-11-24 23:07:16,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:07:16,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:16,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:16,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:16,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:16,301 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 23:07:16,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1155 states and 1305 transitions. [2023-11-24 23:07:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1305 transitions. [2023-11-24 23:07:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:07:16,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:16,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:16,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:16,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:16,453 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 23:07:16,589 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 23:07:16,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:16,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1156 states and 1307 transitions. [2023-11-24 23:07:16,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1307 transitions. [2023-11-24 23:07:16,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:07:16,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:16,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,046 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 23:07:17,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1155 states and 1306 transitions. [2023-11-24 23:07:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1306 transitions. [2023-11-24 23:07:17,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:07:17,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,165 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 23:07:17,306 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 23:07:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1156 states and 1308 transitions. [2023-11-24 23:07:17,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1308 transitions. [2023-11-24 23:07:17,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:07:17,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,788 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 23:07:17,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1159 states and 1312 transitions. [2023-11-24 23:07:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1312 transitions. [2023-11-24 23:07:17,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:07:17,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:17,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:17,923 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 23:07:17,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1158 states and 1311 transitions. [2023-11-24 23:07:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1311 transitions. [2023-11-24 23:07:17,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:07:17,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:18,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:18,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:18,047 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 23:07:18,233 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 23:07:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1159 states and 1313 transitions. [2023-11-24 23:07:18,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1313 transitions. [2023-11-24 23:07:18,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:07:18,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:18,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:18,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:18,734 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 23:07:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1158 states and 1312 transitions. [2023-11-24 23:07:18,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1312 transitions. [2023-11-24 23:07:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:07:18,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:18,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:18,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:18,854 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 23:07:18,996 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 23:07:19,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:19,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1159 states and 1314 transitions. [2023-11-24 23:07:19,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1314 transitions. [2023-11-24 23:07:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:07:19,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:19,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:19,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:19,515 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 23:07:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:19,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1162 states and 1318 transitions. [2023-11-24 23:07:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1318 transitions. [2023-11-24 23:07:19,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:07:19,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:19,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:19,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:19,665 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 23:07:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1161 states and 1317 transitions. [2023-11-24 23:07:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1317 transitions. [2023-11-24 23:07:19,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:07:19,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:19,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:19,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:19,794 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 23:07:19,987 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 23:07:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1162 states and 1319 transitions. [2023-11-24 23:07:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1319 transitions. [2023-11-24 23:07:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:07:20,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:20,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:20,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:20,554 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 23:07:20,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1161 states and 1318 transitions. [2023-11-24 23:07:20,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1318 transitions. [2023-11-24 23:07:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:07:20,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:20,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:20,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:20,699 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 23:07:20,869 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 23:07:21,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1162 states and 1320 transitions. [2023-11-24 23:07:21,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1320 transitions. [2023-11-24 23:07:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:07:21,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:21,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:21,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:21,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:21,398 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 23:07:21,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:21,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1165 states and 1324 transitions. [2023-11-24 23:07:21,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1324 transitions. [2023-11-24 23:07:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:07:21,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:21,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:21,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:21,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:21,535 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 23:07:21,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:21,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1164 states and 1323 transitions. [2023-11-24 23:07:21,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1323 transitions. [2023-11-24 23:07:21,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:07:21,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:21,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:21,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:21,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:21,656 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 23:07:21,819 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 23:07:22,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:22,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1165 states and 1325 transitions. [2023-11-24 23:07:22,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1325 transitions. [2023-11-24 23:07:22,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:22,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:22,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:22,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:22,385 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 23:07:22,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:22,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1164 states and 1324 transitions. [2023-11-24 23:07:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1324 transitions. [2023-11-24 23:07:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:22,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:22,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:22,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:22,503 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 23:07:22,663 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 23:07:23,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1165 states and 1326 transitions. [2023-11-24 23:07:23,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1326 transitions. [2023-11-24 23:07:23,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:23,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:23,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:23,243 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 23:07:23,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1168 states and 1330 transitions. [2023-11-24 23:07:23,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1330 transitions. [2023-11-24 23:07:23,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:23,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:07:23,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:23,382 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 23:07:23,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1167 states and 1329 transitions. [2023-11-24 23:07:23,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1329 transitions. [2023-11-24 23:07:23,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:23,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:07:23,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:23,514 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 23:07:23,673 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 23:07:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:24,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1168 states and 1331 transitions. [2023-11-24 23:07:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1331 transitions. [2023-11-24 23:07:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:07:24,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:24,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:24,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:07:24,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:24,308 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 23:07:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:24,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1171 states and 1335 transitions. [2023-11-24 23:07:24,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1335 transitions. [2023-11-24 23:07:24,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:07:24,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:24,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:24,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:07:24,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:24,442 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 23:07:24,479 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 23:07:25,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1187 states and 1353 transitions. [2023-11-24 23:07:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1353 transitions. [2023-11-24 23:07:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:07:25,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:25,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:25,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:07:25,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:25,143 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 23:07:25,242 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 23:07:25,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1203 states and 1378 transitions. [2023-11-24 23:07:25,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1378 transitions. [2023-11-24 23:07:25,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:07:25,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:25,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:26,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:07:26,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:26,050 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 23:07:36,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:36,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1203 states and 1376 transitions. [2023-11-24 23:07:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1376 transitions. [2023-11-24 23:07:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:07:36,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:36,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:36,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:07:36,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:36,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:46,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []