./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/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_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi --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 738a2e75c3974a334a4730af8ad8a1bca696e22b6aef9e5670f827b7767c7884 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:33,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:34,119 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:12:34,128 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:34,128 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:34,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:34,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:34,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:34,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:34,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:34,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:34,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:34,180 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:34,182 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:34,182 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:34,183 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:34,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:34,184 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:34,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:34,185 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:34,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:34,186 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:34,188 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:34,188 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:34,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:34,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:34,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:34,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:34,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:34,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:34,192 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:34,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:34,193 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:34,193 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_e07fbfdf-eeee-487c-97c6-cef75b660347/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 738a2e75c3974a334a4730af8ad8a1bca696e22b6aef9e5670f827b7767c7884 [2023-11-24 23:12:34,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:34,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:34,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:34,590 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:34,590 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:34,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c [2023-11-24 23:12:37,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:38,571 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:38,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c [2023-11-24 23:12:38,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/data/6f4f3e786/ea25beae51b14d0a804b2d415841a4f0/FLAGc63aede17 [2023-11-24 23:12:38,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/data/6f4f3e786/ea25beae51b14d0a804b2d415841a4f0 [2023-11-24 23:12:38,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:38,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:38,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:38,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:38,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:38,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:38" (1/1) ... [2023-11-24 23:12:38,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1245ab7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:38, skipping insertion in model container [2023-11-24 23:12:38,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:38" (1/1) ... [2023-11-24 23:12:38,916 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:41,496 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_e07fbfdf-eeee-487c-97c6-cef75b660347/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[376251,376264] [2023-11-24 23:12:41,537 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_e07fbfdf-eeee-487c-97c6-cef75b660347/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[383339,383352] [2023-11-24 23:12:41,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:41,734 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:43,019 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_e07fbfdf-eeee-487c-97c6-cef75b660347/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[376251,376264] [2023-11-24 23:12:43,031 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_e07fbfdf-eeee-487c-97c6-cef75b660347/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[383339,383352] [2023-11-24 23:12:43,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:43,146 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:43,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43 WrapperNode [2023-11-24 23:12:43,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:43,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:43,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:43,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:43,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:43,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:43,715 INFO L138 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12568 [2023-11-24 23:12:43,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:43,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:43,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:43,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:43,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:43,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:43,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:43,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:44,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:44,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:44,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:44,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:44,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:44,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:44,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:44,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:44,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:43" (1/1) ... [2023-11-24 23:12:44,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:44,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:44,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:44,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07fbfdf-eeee-487c-97c6-cef75b660347/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-24 23:12:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-24 23:12:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-24 23:12:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-24 23:12:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 23:12:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 23:12:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-24 23:12:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-24 23:12:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-24 23:12:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-24 23:12:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-24 23:12:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-24 23:12:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:44,664 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:44,667 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:54,563 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:56,956 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:56,956 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 23:12:56,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:56 BoogieIcfgContainer [2023-11-24 23:12:56,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:56,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:56,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:56,971 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:56,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:56" (1/1) ... [2023-11-24 23:12:56,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:57,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:57,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 1712 states and 3369 transitions. [2023-11-24 23:12:57,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 3369 transitions. [2023-11-24 23:12:57,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:12:57,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:57,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:57,527 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 23:12:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1717 states and 3377 transitions. [2023-11-24 23:12:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 3377 transitions. [2023-11-24 23:12:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:12:57,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:57,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:57,825 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 23:12:57,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1718 states and 3377 transitions. [2023-11-24 23:12:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3377 transitions. [2023-11-24 23:12:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:12:57,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:57,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:57,921 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 23:12:57,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 1726 states and 3391 transitions. [2023-11-24 23:12:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3391 transitions. [2023-11-24 23:12:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:12:58,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:58,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:58,284 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:12:58,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:58,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1739 states and 3418 transitions. [2023-11-24 23:12:58,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3418 transitions. [2023-11-24 23:12:58,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:12:58,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:58,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:58,904 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:12:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:59,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1742 states and 3423 transitions. [2023-11-24 23:12:59,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3423 transitions. [2023-11-24 23:12:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:12:59,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:59,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:59,606 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:12:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:59,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1740 states and 3418 transitions. [2023-11-24 23:12:59,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3418 transitions. [2023-11-24 23:12:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:12:59,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:59,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:12:59,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:59,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1737 states and 3410 transitions. [2023-11-24 23:12:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3410 transitions. [2023-11-24 23:12:59,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:12:59,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:59,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:13:01,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:01,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1750 states and 3437 transitions. [2023-11-24 23:13:01,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3437 transitions. [2023-11-24 23:13:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:13:01,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:01,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:01,983 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:13:02,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1752 states and 3443 transitions. [2023-11-24 23:13:02,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3443 transitions. [2023-11-24 23:13:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:13:02,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:13:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 1749 states and 3434 transitions. [2023-11-24 23:13:02,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3434 transitions. [2023-11-24 23:13:02,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:13:02,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,564 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:13:02,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1753 states and 3440 transitions. [2023-11-24 23:13:02,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3440 transitions. [2023-11-24 23:13:02,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:13:02,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,702 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:13:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1753 states and 3439 transitions. [2023-11-24 23:13:02,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3439 transitions. [2023-11-24 23:13:02,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:13:02,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:13:02,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1755 states and 3443 transitions. [2023-11-24 23:13:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3443 transitions. [2023-11-24 23:13:02,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:13:02,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:13:03,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1766 states and 3461 transitions. [2023-11-24 23:13:03,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3461 transitions. [2023-11-24 23:13:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:13:03,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:03,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:03,720 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:13:04,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 1770 states and 3468 transitions. [2023-11-24 23:13:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3468 transitions. [2023-11-24 23:13:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:13:04,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:13:04,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1772 states and 3471 transitions. [2023-11-24 23:13:04,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3471 transitions. [2023-11-24 23:13:04,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:13:04,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:13:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 1773 states and 3472 transitions. [2023-11-24 23:13:04,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 3472 transitions. [2023-11-24 23:13:04,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:13:04,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,521 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 23:13:04,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1775 states and 3474 transitions. [2023-11-24 23:13:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3474 transitions. [2023-11-24 23:13:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:13:04,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1779 states and 3480 transitions. [2023-11-24 23:13:04,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3480 transitions. [2023-11-24 23:13:04,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:13:04,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:05,094 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:13:05,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:05,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1786 states and 3494 transitions. [2023-11-24 23:13:05,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3494 transitions. [2023-11-24 23:13:05,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:13:05,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:05,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:05,870 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:07,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1793 states and 3513 transitions. [2023-11-24 23:13:07,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3513 transitions. [2023-11-24 23:13:07,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:13:07,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:07,437 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 1795 states and 3518 transitions. [2023-11-24 23:13:07,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3518 transitions. [2023-11-24 23:13:07,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:13:07,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:07,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1793 states and 3512 transitions. [2023-11-24 23:13:07,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3512 transitions. [2023-11-24 23:13:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:13:07,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:07,944 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:13:07,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1789 states and 3501 transitions. [2023-11-24 23:13:07,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3501 transitions. [2023-11-24 23:13:07,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:13:07,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:13:08,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:08,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 1790 states and 3501 transitions. [2023-11-24 23:13:08,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3501 transitions. [2023-11-24 23:13:08,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:13:08,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:08,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:08,241 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:13:09,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:09,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 1799 states and 3517 transitions. [2023-11-24 23:13:09,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3517 transitions. [2023-11-24 23:13:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:13:09,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:09,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:09,312 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:13:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 1801 states and 3521 transitions. [2023-11-24 23:13:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3521 transitions. [2023-11-24 23:13:09,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:13:09,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:09,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:09,385 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:13:10,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:10,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1806 states and 3530 transitions. [2023-11-24 23:13:10,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3530 transitions. [2023-11-24 23:13:10,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:13:10,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:10,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:10,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:10,269 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:13:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1810 states and 3536 transitions. [2023-11-24 23:13:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3536 transitions. [2023-11-24 23:13:10,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 23:13:10,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:10,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-24 23:13:11,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:11,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 1812 states and 3538 transitions. [2023-11-24 23:13:11,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3538 transitions. [2023-11-24 23:13:11,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 23:13:11,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:11,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:11,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:13:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:11,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1817 states and 3547 transitions. [2023-11-24 23:13:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3547 transitions. [2023-11-24 23:13:11,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 23:13:11,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:11,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:13:12,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1817 states and 3546 transitions. [2023-11-24 23:13:12,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3546 transitions. [2023-11-24 23:13:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 23:13:12,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:13:13,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1819 states and 3547 transitions. [2023-11-24 23:13:13,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3547 transitions. [2023-11-24 23:13:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:13:13,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,240 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:13:14,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3637 states to 1836 states and 3580 transitions. [2023-11-24 23:13:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3580 transitions. [2023-11-24 23:13:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:13:14,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,005 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:13:15,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 1840 states and 3586 transitions. [2023-11-24 23:13:15,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3586 transitions. [2023-11-24 23:13:15,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 23:13:15,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:15,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,649 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 23:13:16,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 1846 states and 3596 transitions. [2023-11-24 23:13:16,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3596 transitions. [2023-11-24 23:13:16,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 23:13:16,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,153 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 23:13:16,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1852 states and 3607 transitions. [2023-11-24 23:13:16,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3607 transitions. [2023-11-24 23:13:16,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-24 23:13:16,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,270 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:13:16,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 1854 states and 3610 transitions. [2023-11-24 23:13:16,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3610 transitions. [2023-11-24 23:13:16,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-24 23:13:16,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,792 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:13:17,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:17,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1859 states and 3619 transitions. [2023-11-24 23:13:17,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3619 transitions. [2023-11-24 23:13:17,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-24 23:13:17,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:17,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:13:17,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1863 states and 3625 transitions. [2023-11-24 23:13:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3625 transitions. [2023-11-24 23:13:17,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-24 23:13:17,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:17,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked.