./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.06.cil-1.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_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/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_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.06.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/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_0417f388-38c7-44da-97ed-b00fa5781393/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 653a8e34239233d69d9a38d78b85981ab63654836b879da54ad0b88422f00ccf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:22,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:22,346 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:48:22,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:22,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:22,382 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:22,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:22,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:22,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:22,393 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:22,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:22,394 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:22,395 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:22,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:22,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:22,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:22,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:22,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:22,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:22,399 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:22,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:22,400 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:22,401 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:22,401 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:22,402 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:22,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:22,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:22,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:22,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:22,404 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:22,406 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:22,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:22,406 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:22,407 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_0417f388-38c7-44da-97ed-b00fa5781393/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 653a8e34239233d69d9a38d78b85981ab63654836b879da54ad0b88422f00ccf [2023-11-19 02:48:22,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:22,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:22,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:22,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:22,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:22,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.06.cil-1.c [2023-11-19 02:48:25,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:26,621 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:26,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/sv-benchmarks/c/combinations/Problem05_label43+token_ring.06.cil-1.c [2023-11-19 02:48:26,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/data/e729cd20a/f61c8d5464fe44298775e0421a95ead2/FLAGe093b81ae [2023-11-19 02:48:26,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/data/e729cd20a/f61c8d5464fe44298775e0421a95ead2 [2023-11-19 02:48:26,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:26,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:26,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:26,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:26,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:26,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:26" (1/1) ... [2023-11-19 02:48:26,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb793b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:26, skipping insertion in model container [2023-11-19 02:48:26,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:26" (1/1) ... [2023-11-19 02:48:27,068 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:29,446 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_0417f388-38c7-44da-97ed-b00fa5781393/sv-benchmarks/c/combinations/Problem05_label43+token_ring.06.cil-1.c[381679,381692] [2023-11-19 02:48:29,473 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_0417f388-38c7-44da-97ed-b00fa5781393/sv-benchmarks/c/combinations/Problem05_label43+token_ring.06.cil-1.c[383339,383352] [2023-11-19 02:48:29,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:29,745 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:31,102 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_0417f388-38c7-44da-97ed-b00fa5781393/sv-benchmarks/c/combinations/Problem05_label43+token_ring.06.cil-1.c[381679,381692] [2023-11-19 02:48:31,106 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_0417f388-38c7-44da-97ed-b00fa5781393/sv-benchmarks/c/combinations/Problem05_label43+token_ring.06.cil-1.c[383339,383352] [2023-11-19 02:48:31,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:31,193 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:31,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31 WrapperNode [2023-11-19 02:48:31,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:31,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:31,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:31,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:31,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:31,297 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:31,624 INFO L138 Inliner]: procedures = 56, calls = 60, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 12874 [2023-11-19 02:48:31,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:31,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:31,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:31,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:31,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:31,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:31,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:31,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:31,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:32,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:32,094 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:32,116 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:32,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:32,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:32,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:32,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:32,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:31" (1/1) ... [2023-11-19 02:48:32,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:32,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:32,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:32,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:32,398 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 02:48:32,398 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 02:48:32,399 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 02:48:32,415 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 02:48:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 02:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 02:48:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-19 02:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-19 02:48:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 02:48:32,416 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 02:48:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 02:48:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 02:48:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 02:48:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 02:48:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:32,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:32,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0417f388-38c7-44da-97ed-b00fa5781393/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:32,641 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:32,650 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:42,465 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:45,128 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:45,128 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 02:48:45,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:45 BoogieIcfgContainer [2023-11-19 02:48:45,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:45,144 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:45,144 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:45,154 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:45,155 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:45" (1/1) ... [2023-11-19 02:48:45,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:45,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1778 states and 3474 transitions. [2023-11-19 02:48:45,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3474 transitions. [2023-11-19 02:48:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:45,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1797 states and 3510 transitions. [2023-11-19 02:48:46,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3510 transitions. [2023-11-19 02:48:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:46,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1798 states and 3510 transitions. [2023-11-19 02:48:46,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3510 transitions. [2023-11-19 02:48:46,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:46,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1799 states and 3510 transitions. [2023-11-19 02:48:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3510 transitions. [2023-11-19 02:48:46,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:46,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:46,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1800 states and 3510 transitions. [2023-11-19 02:48:46,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3510 transitions. [2023-11-19 02:48:46,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:46,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1801 states and 3510 transitions. [2023-11-19 02:48:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3510 transitions. [2023-11-19 02:48:46,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:46,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:46,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1802 states and 3510 transitions. [2023-11-19 02:48:46,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3510 transitions. [2023-11-19 02:48:46,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:46,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:47,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1803 states and 3510 transitions. [2023-11-19 02:48:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3510 transitions. [2023-11-19 02:48:47,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:47,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:47,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1818 states and 3539 transitions. [2023-11-19 02:48:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3539 transitions. [2023-11-19 02:48:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:47,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1819 states and 3539 transitions. [2023-11-19 02:48:47,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3539 transitions. [2023-11-19 02:48:47,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:47,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:47,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1820 states and 3539 transitions. [2023-11-19 02:48:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3539 transitions. [2023-11-19 02:48:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:47,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1821 states and 3539 transitions. [2023-11-19 02:48:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3539 transitions. [2023-11-19 02:48:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:47,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1822 states and 3539 transitions. [2023-11-19 02:48:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3539 transitions. [2023-11-19 02:48:47,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:47,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1833 states and 3562 transitions. [2023-11-19 02:48:48,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3562 transitions. [2023-11-19 02:48:48,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:48,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:48,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1834 states and 3562 transitions. [2023-11-19 02:48:48,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3562 transitions. [2023-11-19 02:48:48,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:48,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:48,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1835 states and 3562 transitions. [2023-11-19 02:48:48,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3562 transitions. [2023-11-19 02:48:48,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:48,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1836 states and 3562 transitions. [2023-11-19 02:48:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3562 transitions. [2023-11-19 02:48:48,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:48,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1841 states and 3573 transitions. [2023-11-19 02:48:49,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3573 transitions. [2023-11-19 02:48:49,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:49,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1842 states and 3573 transitions. [2023-11-19 02:48:49,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3573 transitions. [2023-11-19 02:48:49,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:48:49,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:49,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1850 states and 3587 transitions. [2023-11-19 02:48:49,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3587 transitions. [2023-11-19 02:48:49,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:48:49,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,856 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 02:48:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:51,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1875 states and 3637 transitions. [2023-11-19 02:48:51,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3637 transitions. [2023-11-19 02:48:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:48:51,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:51,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:51,695 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 02:48:52,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:52,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1877 states and 3642 transitions. [2023-11-19 02:48:52,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3642 transitions. [2023-11-19 02:48:52,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:48:52,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:52,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:53,101 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 02:48:54,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:54,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1885 states and 3659 transitions. [2023-11-19 02:48:54,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3659 transitions. [2023-11-19 02:48:54,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:48:54,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:54,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:55,226 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 02:48:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1902 states and 3694 transitions. [2023-11-19 02:48:58,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3694 transitions. [2023-11-19 02:48:58,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:48:58,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:58,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,491 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 02:48:58,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:58,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 1903 states and 3695 transitions. [2023-11-19 02:48:58,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3695 transitions. [2023-11-19 02:48:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:48:58,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:58,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,720 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 02:48:58,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 1904 states and 3696 transitions. [2023-11-19 02:48:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3696 transitions. [2023-11-19 02:48:58,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:48:58,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:58,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,988 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 02:48:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 1905 states and 3697 transitions. [2023-11-19 02:48:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3697 transitions. [2023-11-19 02:48:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:48:59,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:59,280 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 02:48:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1906 states and 3698 transitions. [2023-11-19 02:48:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3698 transitions. [2023-11-19 02:48:59,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:48:59,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:59,593 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 02:48:59,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 1907 states and 3699 transitions. [2023-11-19 02:48:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3699 transitions. [2023-11-19 02:48:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:48:59,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:59,901 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 02:48:59,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3737 states to 1889 states and 3666 transitions. [2023-11-19 02:48:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3666 transitions. [2023-11-19 02:48:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:48:59,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:00,665 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 02:49:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1917 states and 3724 transitions. [2023-11-19 02:49:05,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3724 transitions. [2023-11-19 02:49:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:49:05,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,496 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 02:49:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 1919 states and 3729 transitions. [2023-11-19 02:49:06,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3729 transitions. [2023-11-19 02:49:06,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:49:06,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:06,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:06,172 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 02:49:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1927 states and 3746 transitions. [2023-11-19 02:49:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3746 transitions. [2023-11-19 02:49:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:49:07,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:07,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:07,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.