./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.01.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cfaa727818e9d1eb335a3637dac175808db4c2bbb7c5a7c3c9835dd5611700d7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:48,903 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:49,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:58:49,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:49,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:49,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:49,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:49,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:49,091 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:49,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:49,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:49,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:49,099 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:49,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:49,101 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:49,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:49,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:49,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:49,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:49,103 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:49,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:49,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:49,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:49,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:49,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:49,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:49,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:49,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:49,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:49,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:49,119 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:49,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:49,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:49,120 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_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfaa727818e9d1eb335a3637dac175808db4c2bbb7c5a7c3c9835dd5611700d7 [2023-11-19 03:58:49,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:49,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:49,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:49,394 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:49,395 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:49,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.01.cil-2.c [2023-11-19 03:58:52,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:53,377 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:53,378 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/sv-benchmarks/c/combinations/Problem05_label42+token_ring.01.cil-2.c [2023-11-19 03:58:53,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/data/b9819e066/93cd0eba12b549cc93635d897ad97cf2/FLAGcd7228383 [2023-11-19 03:58:53,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/data/b9819e066/93cd0eba12b549cc93635d897ad97cf2 [2023-11-19 03:58:53,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:53,471 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:53,473 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:53,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:53,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:53,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:53" (1/1) ... [2023-11-19 03:58:53,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fba4896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:53, skipping insertion in model container [2023-11-19 03:58:53,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:53" (1/1) ... [2023-11-19 03:58:53,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:56,175 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_442a3042-e2bf-407e-b68e-f62aa24df310/sv-benchmarks/c/combinations/Problem05_label42+token_ring.01.cil-2.c[378560,378573] [2023-11-19 03:58:56,219 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_442a3042-e2bf-407e-b68e-f62aa24df310/sv-benchmarks/c/combinations/Problem05_label42+token_ring.01.cil-2.c[383339,383352] [2023-11-19 03:58:56,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:56,394 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:57,657 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_442a3042-e2bf-407e-b68e-f62aa24df310/sv-benchmarks/c/combinations/Problem05_label42+token_ring.01.cil-2.c[378560,378573] [2023-11-19 03:58:57,665 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_442a3042-e2bf-407e-b68e-f62aa24df310/sv-benchmarks/c/combinations/Problem05_label42+token_ring.01.cil-2.c[383339,383352] [2023-11-19 03:58:57,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:57,770 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:57,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57 WrapperNode [2023-11-19 03:58:57,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:57,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:57,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:57,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:57,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:57,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:58,361 INFO L138 Inliner]: procedures = 46, calls = 45, calls flagged for inlining = 23, calls inlined = 23, statements flattened = 12574 [2023-11-19 03:58:58,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:58,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:58,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:58,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:58,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:58,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:58,447 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:58,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:58,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:58,863 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:58,934 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:58,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:59,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:59,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:59,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:59,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:59,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:59,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:59,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:59,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:59,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442a3042-e2bf-407e-b68e-f62aa24df310/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:59,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:59,297 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-19 03:58:59,297 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-19 03:58:59,297 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:58:59,297 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:58:59,298 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:58:59,298 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:58:59,298 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:58:59,298 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:58:59,298 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:58:59,298 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:58:59,298 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:58:59,298 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:58:59,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:59,299 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:58:59,299 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:58:59,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:59,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:59,440 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:59,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:08,975 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:11,961 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:11,962 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:59:11,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:11 BoogieIcfgContainer [2023-11-19 03:59:11,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:11,980 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:11,981 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:11,992 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:11,993 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:11" (1/1) ... [2023-11-19 03:59:12,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:59:12,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:12,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 1718 states and 3379 transitions. [2023-11-19 03:59:12,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 3379 transitions. [2023-11-19 03:59:12,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:59:12,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:12,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:12,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:12,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:12,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1722 states and 3385 transitions. [2023-11-19 03:59:12,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 3385 transitions. [2023-11-19 03:59:12,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:59:12,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:12,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:12,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 1723 states and 3385 transitions. [2023-11-19 03:59:12,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 3385 transitions. [2023-11-19 03:59:12,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:59:12,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:12,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:59:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 1731 states and 3399 transitions. [2023-11-19 03:59:13,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3399 transitions. [2023-11-19 03:59:13,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:13,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:13,364 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:13,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:13,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 1744 states and 3426 transitions. [2023-11-19 03:59:13,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3426 transitions. [2023-11-19 03:59:13,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:59:13,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:13,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:14,022 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:59:14,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:14,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 1747 states and 3431 transitions. [2023-11-19 03:59:14,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3431 transitions. [2023-11-19 03:59:14,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:59:14,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:14,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:14,749 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:59:14,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1745 states and 3426 transitions. [2023-11-19 03:59:14,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3426 transitions. [2023-11-19 03:59:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:59:14,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:14,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:14,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:59:14,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:14,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1742 states and 3418 transitions. [2023-11-19 03:59:14,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3418 transitions. [2023-11-19 03:59:14,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:59:14,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:14,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:14,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:15,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:16,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1755 states and 3445 transitions. [2023-11-19 03:59:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3445 transitions. [2023-11-19 03:59:16,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:59:16,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:16,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:16,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1757 states and 3451 transitions. [2023-11-19 03:59:17,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3451 transitions. [2023-11-19 03:59:17,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:59:17,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 1754 states and 3442 transitions. [2023-11-19 03:59:17,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3442 transitions. [2023-11-19 03:59:17,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:59:17,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1758 states and 3448 transitions. [2023-11-19 03:59:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3448 transitions. [2023-11-19 03:59:17,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:59:17,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,794 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1758 states and 3447 transitions. [2023-11-19 03:59:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2023-11-19 03:59:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:59:17,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:59:17,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1760 states and 3451 transitions. [2023-11-19 03:59:17,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3451 transitions. [2023-11-19 03:59:17,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:59:17,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:17,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:17,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:59:18,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:18,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1771 states and 3469 transitions. [2023-11-19 03:59:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3469 transitions. [2023-11-19 03:59:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:59:18,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:18,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:59:18,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 1775 states and 3476 transitions. [2023-11-19 03:59:18,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3476 transitions. [2023-11-19 03:59:18,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:59:18,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:18,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,077 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:59:19,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1777 states and 3479 transitions. [2023-11-19 03:59:19,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3479 transitions. [2023-11-19 03:59:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:59:19,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,282 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:59:19,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1778 states and 3480 transitions. [2023-11-19 03:59:19,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3480 transitions. [2023-11-19 03:59:19,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:59:19,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:59:19,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 1780 states and 3482 transitions. [2023-11-19 03:59:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3482 transitions. [2023-11-19 03:59:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:59:19,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:19,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:19,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1784 states and 3490 transitions. [2023-11-19 03:59:19,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3490 transitions. [2023-11-19 03:59:19,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:59:19,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:19,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:19,827 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 1791 states and 3506 transitions. [2023-11-19 03:59:20,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3506 transitions. [2023-11-19 03:59:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:59:20,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:20,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:20,441 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:21,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1798 states and 3527 transitions. [2023-11-19 03:59:21,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3527 transitions. [2023-11-19 03:59:21,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:59:21,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:21,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:21,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 1800 states and 3532 transitions. [2023-11-19 03:59:22,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3532 transitions. [2023-11-19 03:59:22,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:59:22,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,204 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1798 states and 3526 transitions. [2023-11-19 03:59:22,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3526 transitions. [2023-11-19 03:59:22,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:59:22,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:59:22,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1794 states and 3515 transitions. [2023-11-19 03:59:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3515 transitions. [2023-11-19 03:59:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:59:22,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:59:22,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:22,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1795 states and 3515 transitions. [2023-11-19 03:59:22,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3515 transitions. [2023-11-19 03:59:22,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:59:22,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:22,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:22,688 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:23,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:23,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1804 states and 3531 transitions. [2023-11-19 03:59:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3531 transitions. [2023-11-19 03:59:23,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:59:23,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:23,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:23,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1806 states and 3535 transitions. [2023-11-19 03:59:23,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3535 transitions. [2023-11-19 03:59:23,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:59:23,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:23,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:23,589 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:24,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1811 states and 3546 transitions. [2023-11-19 03:59:24,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3546 transitions. [2023-11-19 03:59:24,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:59:24,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:24,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:59:25,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1815 states and 3552 transitions. [2023-11-19 03:59:25,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3552 transitions. [2023-11-19 03:59:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:59:25,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,098 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 03:59:25,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1817 states and 3554 transitions. [2023-11-19 03:59:25,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3554 transitions. [2023-11-19 03:59:25,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:59:25,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:25,639 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:59:25,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:25,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1822 states and 3563 transitions. [2023-11-19 03:59:25,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3563 transitions. [2023-11-19 03:59:25,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:59:25,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:25,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:26,175 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:59:26,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1822 states and 3562 transitions. [2023-11-19 03:59:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3562 transitions. [2023-11-19 03:59:26,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:59:26,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:26,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:59:27,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:27,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1824 states and 3563 transitions. [2023-11-19 03:59:27,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3563 transitions. [2023-11-19 03:59:27,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:59:27,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:27,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:59:28,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:28,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 1841 states and 3598 transitions. [2023-11-19 03:59:28,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3598 transitions. [2023-11-19 03:59:28,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:59:28,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:28,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:28,831 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:59:29,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:29,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 1845 states and 3604 transitions. [2023-11-19 03:59:29,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3604 transitions. [2023-11-19 03:59:29,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:59:29,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:29,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:29,590 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 03:59:29,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 1851 states and 3614 transitions. [2023-11-19 03:59:29,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3614 transitions. [2023-11-19 03:59:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:59:29,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:29,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 03:59:30,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:30,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 1857 states and 3625 transitions. [2023-11-19 03:59:30,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3625 transitions. [2023-11-19 03:59:30,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:59:30,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:30,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:30,058 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:59:30,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1859 states and 3628 transitions. [2023-11-19 03:59:30,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3628 transitions. [2023-11-19 03:59:30,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:59:30,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:30,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:30,507 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:59:30,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 1864 states and 3637 transitions. [2023-11-19 03:59:30,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3637 transitions. [2023-11-19 03:59:30,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:59:30,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:30,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:30,746 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:59:31,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:31,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1868 states and 3643 transitions. [2023-11-19 03:59:31,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3643 transitions. [2023-11-19 03:59:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:59:31,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:31,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-19 03:59:32,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:59:32,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 1878 states and 3663 transitions. [2023-11-19 03:59:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3663 transitions. [2023-11-19 03:59:32,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 03:59:32,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:59:32,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:59:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:59:32,988 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.