./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60035180ad93ee19bf4d992ab5c22fc9a9b898dcfe886a7e5b520105473a6903 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:45,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:45,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:56:45,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:45,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:45,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:45,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:45,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:45,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:45,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:45,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:45,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:45,338 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:45,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:45,340 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:45,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:45,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:45,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:45,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:45,343 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:45,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:45,345 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:45,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:45,346 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:45,347 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:45,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:45,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:45,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:45,349 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:45,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:45,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:45,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:45,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:45,352 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_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60035180ad93ee19bf4d992ab5c22fc9a9b898dcfe886a7e5b520105473a6903 [2023-11-19 02:56:45,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:45,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:45,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:45,744 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:45,744 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:45,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2023-11-19 02:56:49,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:49,280 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:49,280 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2023-11-19 02:56:49,291 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/data/0cf97e576/4bf7cb0bf97648869eddcb1bf9f31b9b/FLAGd2d863dd3 [2023-11-19 02:56:49,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/data/0cf97e576/4bf7cb0bf97648869eddcb1bf9f31b9b [2023-11-19 02:56:49,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:49,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:49,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:49,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:49,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:49,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd57546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49, skipping insertion in model container [2023-11-19 02:56:49,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:49,564 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c[1215,1228] [2023-11-19 02:56:49,575 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c[1969,1982] [2023-11-19 02:56:49,580 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c[2490,2503] [2023-11-19 02:56:49,586 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c[3282,3295] [2023-11-19 02:56:49,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:49,600 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:49,616 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c[1215,1228] [2023-11-19 02:56:49,622 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c[1969,1982] [2023-11-19 02:56:49,625 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c[2490,2503] [2023-11-19 02:56:49,630 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c[3282,3295] [2023-11-19 02:56:49,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:49,650 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:49,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49 WrapperNode [2023-11-19 02:56:49,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:49,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:49,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:49,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:49,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,701 INFO L138 Inliner]: procedures = 15, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 169 [2023-11-19 02:56:49,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:49,702 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:49,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:49,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:49,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:49,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:49,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:49,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:49,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:49" (1/1) ... [2023-11-19 02:56:49,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:49,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:49,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:49,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0668453d-406f-4f26-ad4a-987e2f756554/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:49,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:49,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:56:49,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:56:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:56:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:56:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:56:49,920 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:49,922 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:50,237 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:50,281 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:50,281 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:56:50,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:50 BoogieIcfgContainer [2023-11-19 02:56:50,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:50,290 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:50,290 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:50,300 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:50,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:50" (1/1) ... [2023-11-19 02:56:50,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:50,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:50,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2023-11-19 02:56:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-11-19 02:56:50,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:56:50,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:50,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:50,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 37 states and 53 transitions. [2023-11-19 02:56:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2023-11-19 02:56:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:56:50,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:50,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:51,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:51,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2023-11-19 02:56:51,146 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2023-11-19 02:56:51,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:56:51,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:51,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:51,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 39 states and 55 transitions. [2023-11-19 02:56:51,585 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2023-11-19 02:56:51,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:56:51,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:51,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:51,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 40 states and 56 transitions. [2023-11-19 02:56:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2023-11-19 02:56:51,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:56:51,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:51,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:52,194 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:52,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:52,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2023-11-19 02:56:52,285 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2023-11-19 02:56:52,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:56:52,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:52,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:52,541 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:52,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 42 states and 58 transitions. [2023-11-19 02:56:52,641 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2023-11-19 02:56:52,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:56:52,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:52,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 59 transitions. [2023-11-19 02:56:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2023-11-19 02:56:53,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:56:53,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:53,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:53,330 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:53,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2023-11-19 02:56:53,437 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2023-11-19 02:56:53,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:56:53,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:53,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:53,816 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:53,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:53,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2023-11-19 02:56:53,926 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2023-11-19 02:56:53,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:56:53,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:53,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:54,247 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:54,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:54,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 62 transitions. [2023-11-19 02:56:54,369 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2023-11-19 02:56:54,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:56:54,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:54,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:54,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 63 transitions. [2023-11-19 02:56:54,827 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2023-11-19 02:56:54,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:56:54,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:54,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:55,220 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 48 states and 64 transitions. [2023-11-19 02:56:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 64 transitions. [2023-11-19 02:56:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:56:55,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:55,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:55,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:55,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2023-11-19 02:56:55,896 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2023-11-19 02:56:55,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:56:55,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:55,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:56,398 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2023-11-19 02:56:56,527 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2023-11-19 02:56:56,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:56:56,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:56,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,074 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:57,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:57,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-19 02:56:57,202 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-19 02:56:57,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:56:57,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:57,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,808 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:57,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:57,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2023-11-19 02:56:57,967 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2023-11-19 02:56:57,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:56:57,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:57,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:58,599 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:58,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-19 02:56:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-19 02:56:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:56:58,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:58,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:59,458 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:59,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2023-11-19 02:56:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-19 02:56:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:56:59,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:59,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:00,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-19 02:57:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-19 02:57:00,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:57:00,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:00,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:01,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:01,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2023-11-19 02:57:01,507 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-19 02:57:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:57:01,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:01,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:02,376 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:02,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2023-11-19 02:57:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2023-11-19 02:57:02,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:57:02,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:02,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:03,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 58 states and 74 transitions. [2023-11-19 02:57:03,623 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2023-11-19 02:57:03,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:57:03,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:03,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:04,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2023-11-19 02:57:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-11-19 02:57:04,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:57:04,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:04,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:06,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2023-11-19 02:57:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2023-11-19 02:57:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:57:06,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:06,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:07,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:07,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 77 transitions. [2023-11-19 02:57:07,443 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2023-11-19 02:57:07,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:57:07,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:07,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:08,571 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2023-11-19 02:57:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2023-11-19 02:57:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:57:08,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:08,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:10,083 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2023-11-19 02:57:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2023-11-19 02:57:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:57:10,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:10,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:11,525 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:11,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:11,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2023-11-19 02:57:11,724 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2023-11-19 02:57:11,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:57:11,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:11,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:13,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 65 states and 81 transitions. [2023-11-19 02:57:13,278 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 81 transitions. [2023-11-19 02:57:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:57:13,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:13,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:14,611 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:14,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:14,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 66 states and 82 transitions. [2023-11-19 02:57:14,816 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2023-11-19 02:57:14,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:57:14,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:14,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:16,256 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:16,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2023-11-19 02:57:16,504 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2023-11-19 02:57:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:57:16,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:16,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:18,112 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:18,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:18,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2023-11-19 02:57:18,352 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2023-11-19 02:57:18,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:57:18,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:18,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:19,911 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:20,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 69 states and 85 transitions. [2023-11-19 02:57:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 85 transitions. [2023-11-19 02:57:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:57:20,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:20,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:22,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:22,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 70 states and 86 transitions. [2023-11-19 02:57:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 86 transitions. [2023-11-19 02:57:22,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:57:22,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:22,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:24,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:24,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 71 states and 87 transitions. [2023-11-19 02:57:24,077 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2023-11-19 02:57:24,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:57:24,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:24,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:25,906 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:26,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:26,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2023-11-19 02:57:26,126 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2023-11-19 02:57:26,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:57:26,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:26,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:28,081 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:28,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2023-11-19 02:57:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2023-11-19 02:57:28,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:57:28,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:28,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:30,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2023-11-19 02:57:30,603 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2023-11-19 02:57:30,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:57:30,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:30,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat