./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.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_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/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_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/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_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/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 2f6e67caa8159a722902bebe9d23adade07462f3fac0eb20b485945b97ba6592 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:26:31,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:26:31,513 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:26:31,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:26:31,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:26:31,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:26:31,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:26:31,561 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:26:31,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:26:31,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:26:31,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:26:31,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:26:31,569 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:26:31,571 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:26:31,571 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:26:31,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:26:31,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:26:31,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:26:31,573 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:26:31,574 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:26:31,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:26:31,575 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:26:31,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:26:31,576 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:26:31,576 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:26:31,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:26:31,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:31,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:26:31,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:26:31,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:26:31,580 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:26:31,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:26:31,581 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:26:31,581 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_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f6e67caa8159a722902bebe9d23adade07462f3fac0eb20b485945b97ba6592 [2023-11-19 03:26:31,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:26:31,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:26:31,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:26:31,910 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:26:31,911 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:26:31,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c [2023-11-19 03:26:35,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:26:35,896 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:26:35,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c [2023-11-19 03:26:35,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/data/d026426e3/8260dcfbdc944b59b6c92444a03bf360/FLAG291973f53 [2023-11-19 03:26:35,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/data/d026426e3/8260dcfbdc944b59b6c92444a03bf360 [2023-11-19 03:26:35,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:26:35,981 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:26:35,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:35,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:26:35,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:26:35,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:35,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40cacab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35, skipping insertion in model container [2023-11-19 03:26:35,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,246 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:38,872 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_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[377069,377082] [2023-11-19 03:26:38,905 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_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[383339,383352] [2023-11-19 03:26:39,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:39,126 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:26:40,440 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_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[377069,377082] [2023-11-19 03:26:40,451 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_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[383339,383352] [2023-11-19 03:26:40,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:40,577 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:26:40,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40 WrapperNode [2023-11-19 03:26:40,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:40,579 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:40,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:26:40,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:26:40,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:40,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:41,054 INFO L138 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12688 [2023-11-19 03:26:41,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:41,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:26:41,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:26:41,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:26:41,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:41,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:41,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:41,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:41,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:41,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:41,927 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:41,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:42,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:26:42,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:26:42,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:26:42,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:26:42,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:40" (1/1) ... [2023-11-19 03:26:42,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:42,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:26:42,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:26:42,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_381d7edb-d26a-4bf4-8f60-9a1fcb3e8704/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:26:42,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:26:42,127 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:26:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:26:42,128 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:26:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:26:42,128 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:26:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:26:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:26:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:26:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:26:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:26:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:26:42,130 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:26:42,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:26:42,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:26:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:26:42,260 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:26:42,262 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:26:52,645 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:26:55,303 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:26:55,303 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 03:26:55,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:55 BoogieIcfgContainer [2023-11-19 03:26:55,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:26:55,326 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:26:55,326 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:26:55,335 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:26:55,335 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:55" (1/1) ... [2023-11-19 03:26:55,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:26:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 1736 states and 3407 transitions. [2023-11-19 03:26:55,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3407 transitions. [2023-11-19 03:26:55,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:55,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:55,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:56,035 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 03:26:56,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1747 states and 3427 transitions. [2023-11-19 03:26:56,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3427 transitions. [2023-11-19 03:26:56,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:56,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:56,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:56,456 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 03:26:56,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1748 states and 3427 transitions. [2023-11-19 03:26:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3427 transitions. [2023-11-19 03:26:56,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:56,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:56,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:56,627 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 03:26:56,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:56,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1749 states and 3427 transitions. [2023-11-19 03:26:56,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3427 transitions. [2023-11-19 03:26:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:56,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:56,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:56,784 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 03:26:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1750 states and 3427 transitions. [2023-11-19 03:26:56,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3427 transitions. [2023-11-19 03:26:56,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:56,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:56,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:56,932 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 03:26:57,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:57,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1756 states and 3438 transitions. [2023-11-19 03:26:57,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3438 transitions. [2023-11-19 03:26:57,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:57,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:57,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:57,312 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 03:26:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1757 states and 3438 transitions. [2023-11-19 03:26:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3438 transitions. [2023-11-19 03:26:57,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:57,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:57,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:57,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:57,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:57,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1759 states and 3443 transitions. [2023-11-19 03:26:57,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3443 transitions. [2023-11-19 03:26:57,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:57,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:57,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:57,775 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 03:26:57,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:57,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1767 states and 3457 transitions. [2023-11-19 03:26:57,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3457 transitions. [2023-11-19 03:26:57,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:26:57,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:57,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:58,234 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 03:26:59,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:59,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1783 states and 3489 transitions. [2023-11-19 03:26:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3489 transitions. [2023-11-19 03:26:59,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:26:59,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:59,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:59,552 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 03:27:00,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1791 states and 3506 transitions. [2023-11-19 03:27:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3506 transitions. [2023-11-19 03:27:00,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:27:00,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:00,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:00,994 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 03:27:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:01,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1792 states and 3507 transitions. [2023-11-19 03:27:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3507 transitions. [2023-11-19 03:27:01,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:27:01,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:01,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:01,199 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 03:27:01,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:01,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1793 states and 3508 transitions. [2023-11-19 03:27:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3508 transitions. [2023-11-19 03:27:01,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:27:01,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:01,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:01,411 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 03:27:01,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1784 states and 3490 transitions. [2023-11-19 03:27:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3490 transitions. [2023-11-19 03:27:01,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:27:01,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:01,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:01,940 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 03:27:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1803 states and 3530 transitions. [2023-11-19 03:27:04,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3530 transitions. [2023-11-19 03:27:04,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:27:04,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:04,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:04,999 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 03:27:06,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:06,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1811 states and 3548 transitions. [2023-11-19 03:27:06,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3548 transitions. [2023-11-19 03:27:06,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:27:06,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:06,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:06,270 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 03:27:06,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:06,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1812 states and 3549 transitions. [2023-11-19 03:27:06,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3549 transitions. [2023-11-19 03:27:06,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:27:06,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:06,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:06,491 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 03:27:06,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:06,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1813 states and 3550 transitions. [2023-11-19 03:27:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3550 transitions. [2023-11-19 03:27:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:27:06,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:06,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:06,743 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 03:27:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:06,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1804 states and 3531 transitions. [2023-11-19 03:27:06,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3531 transitions. [2023-11-19 03:27:06,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:27:06,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:06,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:07,426 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 03:27:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 1827 states and 3580 transitions. [2023-11-19 03:27:11,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3580 transitions. [2023-11-19 03:27:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:27:11,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:11,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:11,708 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 03:27:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:13,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1834 states and 3597 transitions. [2023-11-19 03:27:13,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3597 transitions. [2023-11-19 03:27:13,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:27:13,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:13,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:13,377 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 03:27:13,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:13,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1835 states and 3598 transitions. [2023-11-19 03:27:13,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3598 transitions. [2023-11-19 03:27:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:27:13,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:13,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:13,645 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 03:27:13,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1836 states and 3599 transitions. [2023-11-19 03:27:13,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3599 transitions. [2023-11-19 03:27:13,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:27:13,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:13,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:13,903 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 03:27:13,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1836 states and 3598 transitions. [2023-11-19 03:27:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3598 transitions. [2023-11-19 03:27:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:27:13,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:13,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:14,004 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 03:27:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:14,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1828 states and 3580 transitions. [2023-11-19 03:27:14,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3580 transitions. [2023-11-19 03:27:14,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:27:14,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:14,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:14,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:14,571 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 03:27:14,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:14,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 1830 states and 3584 transitions. [2023-11-19 03:27:14,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3584 transitions. [2023-11-19 03:27:14,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:27:14,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:14,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.