./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.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_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/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_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/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_043d8fd1-f9fa-4e99-acec-e3041aa5f936/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 abf153d7504404447837d5448d411c139d9bf5ab64e9e6700e63ddfa19d4209f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:12,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:12,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:00:12,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:12,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:12,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:12,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:12,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:12,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:12,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:12,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:12,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:12,503 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:12,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:12,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:12,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:12,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:12,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:12,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:12,508 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:12,508 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:12,509 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:12,510 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:12,510 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:12,511 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:12,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:12,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:12,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:12,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:12,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:12,514 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:12,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:12,515 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:12,516 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_043d8fd1-f9fa-4e99-acec-e3041aa5f936/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abf153d7504404447837d5448d411c139d9bf5ab64e9e6700e63ddfa19d4209f [2023-11-24 23:00:12,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:12,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:12,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:12,846 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:12,847 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:12,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c [2023-11-24 23:00:15,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:16,744 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:16,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c [2023-11-24 23:00:16,810 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/data/1ade4ba91/d14366733e824ae3a958e270fe4be9db/FLAG2a3332bb2 [2023-11-24 23:00:16,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/data/1ade4ba91/d14366733e824ae3a958e270fe4be9db [2023-11-24 23:00:16,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:16,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:16,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:16,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:16,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:16,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:16" (1/1) ... [2023-11-24 23:00:16,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cedd3d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:16, skipping insertion in model container [2023-11-24 23:00:16,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:16" (1/1) ... [2023-11-24 23:00:17,145 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:19,621 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_043d8fd1-f9fa-4e99-acec-e3041aa5f936/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c[375709,375722] [2023-11-24 23:00:19,672 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_043d8fd1-f9fa-4e99-acec-e3041aa5f936/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c[383339,383352] [2023-11-24 23:00:19,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:19,935 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:21,235 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_043d8fd1-f9fa-4e99-acec-e3041aa5f936/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c[375709,375722] [2023-11-24 23:00:21,251 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_043d8fd1-f9fa-4e99-acec-e3041aa5f936/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c[383339,383352] [2023-11-24 23:00:21,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:21,388 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:21,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21 WrapperNode [2023-11-24 23:00:21,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:21,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:21,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:21,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:21,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:21,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,118 INFO L138 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12628 [2023-11-24 23:00:22,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:22,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:22,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:22,132 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:22,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,269 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:22,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:22,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:22,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:22,891 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:21" (1/1) ... [2023-11-24 23:00:22,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:22,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:22,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:23,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_043d8fd1-f9fa-4e99-acec-e3041aa5f936/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-24 23:00:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-24 23:00:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-24 23:00:23,089 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-24 23:00:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 23:00:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 23:00:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-24 23:00:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-24 23:00:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-24 23:00:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-24 23:00:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-24 23:00:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-24 23:00:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:23,342 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:23,345 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:33,260 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:35,621 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:35,621 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:00:35,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:35 BoogieIcfgContainer [2023-11-24 23:00:35,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:35,626 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:35,626 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:35,636 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:35,637 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:35" (1/1) ... [2023-11-24 23:00:35,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:35,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1724 states and 3388 transitions. [2023-11-24 23:00:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3388 transitions. [2023-11-24 23:00:35,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:00:35,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:35,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,215 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 23:00:36,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1732 states and 3402 transitions. [2023-11-24 23:00:36,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3402 transitions. [2023-11-24 23:00:36,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:00:36,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,560 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 23:00:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1733 states and 3402 transitions. [2023-11-24 23:00:36,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3402 transitions. [2023-11-24 23:00:36,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:00:36,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,698 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 23:00:36,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1734 states and 3402 transitions. [2023-11-24 23:00:36,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3402 transitions. [2023-11-24 23:00:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:00:36,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,878 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 23:00:37,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:37,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1737 states and 3407 transitions. [2023-11-24 23:00:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3407 transitions. [2023-11-24 23:00:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:00:37,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:37,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,138 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 23:00:37,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:37,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1745 states and 3421 transitions. [2023-11-24 23:00:37,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3421 transitions. [2023-11-24 23:00:37,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:00:37,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:37,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,531 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 23:00:38,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1758 states and 3447 transitions. [2023-11-24 23:00:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2023-11-24 23:00:38,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:00:38,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,444 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 23:00:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:39,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1763 states and 3458 transitions. [2023-11-24 23:00:39,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3458 transitions. [2023-11-24 23:00:39,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:00:39,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:39,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:39,539 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 23:00:39,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:39,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1764 states and 3459 transitions. [2023-11-24 23:00:39,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3459 transitions. [2023-11-24 23:00:39,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:00:39,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:39,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:39,740 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 23:00:39,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:39,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1758 states and 3446 transitions. [2023-11-24 23:00:39,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3446 transitions. [2023-11-24 23:00:39,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:00:39,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:39,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:40,113 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 23:00:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:42,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1774 states and 3480 transitions. [2023-11-24 23:00:42,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3480 transitions. [2023-11-24 23:00:42,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:00:42,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:42,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:42,414 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 23:00:43,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1779 states and 3492 transitions. [2023-11-24 23:00:43,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3492 transitions. [2023-11-24 23:00:43,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:00:43,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,314 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 23:00:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1780 states and 3493 transitions. [2023-11-24 23:00:43,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3493 transitions. [2023-11-24 23:00:43,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:00:43,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,550 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 23:00:43,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1774 states and 3479 transitions. [2023-11-24 23:00:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3479 transitions. [2023-11-24 23:00:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:00:43,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,651 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 23:00:43,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1779 states and 3488 transitions. [2023-11-24 23:00:43,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3488 transitions. [2023-11-24 23:00:43,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:00:43,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,845 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 23:00:43,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 1779 states and 3487 transitions. [2023-11-24 23:00:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3487 transitions. [2023-11-24 23:00:43,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:00:43,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,940 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 23:00:43,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 1781 states and 3491 transitions. [2023-11-24 23:00:43,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3491 transitions. [2023-11-24 23:00:43,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:00:43,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,076 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 23:00:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1783 states and 3494 transitions. [2023-11-24 23:00:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3494 transitions. [2023-11-24 23:00:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:00:44,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,234 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 23:00:45,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:45,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1794 states and 3513 transitions. [2023-11-24 23:00:45,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3513 transitions. [2023-11-24 23:00:45,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:00:45,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:45,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:45,173 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 23:00:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:45,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1796 states and 3517 transitions. [2023-11-24 23:00:45,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3517 transitions. [2023-11-24 23:00:45,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:00:45,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:45,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:45,351 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 23:00:46,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1810 states and 3546 transitions. [2023-11-24 23:00:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3546 transitions. [2023-11-24 23:00:46,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:00:46,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:46,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:46,302 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 23:00:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 1812 states and 3549 transitions. [2023-11-24 23:00:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3549 transitions. [2023-11-24 23:00:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:00:46,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:46,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:46,535 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:00:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:46,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1817 states and 3559 transitions. [2023-11-24 23:00:46,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3559 transitions. [2023-11-24 23:00:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:00:46,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:46,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:47,015 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:00:47,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1819 states and 3562 transitions. [2023-11-24 23:00:47,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3562 transitions. [2023-11-24 23:00:47,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:00:47,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:47,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:47,222 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:00:47,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:47,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1821 states and 3566 transitions. [2023-11-24 23:00:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3566 transitions. [2023-11-24 23:00:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:00:47,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:47,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:47,402 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:00:47,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:47,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1823 states and 3569 transitions. [2023-11-24 23:00:47,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3569 transitions. [2023-11-24 23:00:47,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:00:47,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:47,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:00:51,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:51,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1844 states and 3610 transitions. [2023-11-24 23:00:51,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3610 transitions. [2023-11-24 23:00:51,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:00:51,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:51,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:52,228 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:00:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 1846 states and 3613 transitions. [2023-11-24 23:00:52,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3613 transitions. [2023-11-24 23:00:52,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:00:52,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:52,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:00:52,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:52,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1848 states and 3617 transitions. [2023-11-24 23:00:52,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3617 transitions. [2023-11-24 23:00:52,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:00:52,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:52,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:52,521 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:00:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:53,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 1852 states and 3628 transitions. [2023-11-24 23:00:53,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3628 transitions. [2023-11-24 23:00:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:00:53,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:53,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:53,691 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:00:53,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 1853 states and 3629 transitions. [2023-11-24 23:00:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3629 transitions. [2023-11-24 23:00:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:00:53,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:53,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:00:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:54,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1848 states and 3616 transitions. [2023-11-24 23:00:54,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3616 transitions. [2023-11-24 23:00:54,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:00:54,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:54,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:55,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 1858 states and 3637 transitions. [2023-11-24 23:00:55,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3637 transitions. [2023-11-24 23:00:55,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:00:55,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:55,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:55,943 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:00:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:55,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 1860 states and 3640 transitions. [2023-11-24 23:00:55,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3640 transitions. [2023-11-24 23:00:55,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:00:55,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:56,031 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:00:56,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 1862 states and 3642 transitions. [2023-11-24 23:00:56,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3642 transitions. [2023-11-24 23:00:56,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:00:56,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:56,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:56,324 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:00:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 1866 states and 3649 transitions. [2023-11-24 23:00:56,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3649 transitions. [2023-11-24 23:00:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:00:56,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:56,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.