./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/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_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/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_892626d6-8c63-46da-a307-d76ad872ed21/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 fbc1afdc0c527a20ea946075190a27bee4243d56a1bede1487b2df57b3410a93 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:42,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:42,364 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:51:42,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:51:42,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:51:42,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:42,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:51:42,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:51:42,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:42,437 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:42,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:42,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:51:42,439 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:51:42,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:51:42,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:51:42,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:42,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:51:42,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:42,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:51:42,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:51:42,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:51:42,445 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:42,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:42,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:42,447 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:42,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:42,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:42,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:42,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:42,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:51:42,451 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:51:42,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:51:42,452 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:51:42,452 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_892626d6-8c63-46da-a307-d76ad872ed21/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbc1afdc0c527a20ea946075190a27bee4243d56a1bede1487b2df57b3410a93 [2023-11-19 02:51:42,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:51:42,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:51:42,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:51:42,837 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:51:42,837 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:51:42,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2023-11-19 02:51:45,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:46,316 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:46,317 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c [2023-11-19 02:51:46,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/data/5f6532fd7/aa9c0c0d6cc447639351e3b4a3941293/FLAG9abf5751f [2023-11-19 02:51:46,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/data/5f6532fd7/aa9c0c0d6cc447639351e3b4a3941293 [2023-11-19 02:51:46,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:46,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:46,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:46,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:46,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:46,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a994e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:46, skipping insertion in model container [2023-11-19 02:51:46,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:46" (1/1) ... [2023-11-19 02:51:46,642 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:51:46,914 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_892626d6-8c63-46da-a307-d76ad872ed21/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c[10019,10032] [2023-11-19 02:51:47,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:47,072 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:51:47,178 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_892626d6-8c63-46da-a307-d76ad872ed21/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c.v+nlh-reducer.c[10019,10032] [2023-11-19 02:51:47,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:47,282 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:51:47,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47 WrapperNode [2023-11-19 02:51:47,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:47,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:47,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:51:47,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:51:47,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,370 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1035 [2023-11-19 02:51:47,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:47,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:51:47,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:51:47,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:51:47,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,418 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:51:47,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:51:47,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:51:47,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:51:47,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:47" (1/1) ... [2023-11-19 02:51:47,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:47,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:51:47,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:51:47,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_892626d6-8c63-46da-a307-d76ad872ed21/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:51:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:51:47,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:51:47,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:51:47,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:51:47,768 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:51:47,770 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:51:48,663 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:51:48,996 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:51:48,996 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:51:49,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:49 BoogieIcfgContainer [2023-11-19 02:51:49,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:51:49,011 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:51:49,011 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:51:49,022 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:51:49,022 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:49" (1/1) ... [2023-11-19 02:51:49,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:51:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 198 states and 335 transitions. [2023-11-19 02:51:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 335 transitions. [2023-11-19 02:51:49,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 02:51:49,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:49,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:50,299 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 02:51:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 217 states and 371 transitions. [2023-11-19 02:51:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 371 transitions. [2023-11-19 02:51:50,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:51:50,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:50,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:51,245 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 02:51:52,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 229 states and 397 transitions. [2023-11-19 02:51:52,867 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 397 transitions. [2023-11-19 02:51:52,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:51:52,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:52,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:53,122 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 02:51:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:56,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 245 states and 433 transitions. [2023-11-19 02:51:56,051 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 433 transitions. [2023-11-19 02:51:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:51:56,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:56,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:56,378 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 02:52:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:00,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 265 states and 478 transitions. [2023-11-19 02:52:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 478 transitions. [2023-11-19 02:52:00,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:52:00,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:00,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:00,961 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 02:52:07,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:07,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 273 states and 498 transitions. [2023-11-19 02:52:07,192 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 498 transitions. [2023-11-19 02:52:07,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:52:07,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:07,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:07,663 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 02:52:16,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:16,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 277 states and 510 transitions. [2023-11-19 02:52:16,202 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 510 transitions. [2023-11-19 02:52:16,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:52:16,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:16,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:16,768 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 02:52:28,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:28,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 277 states and 509 transitions. [2023-11-19 02:52:28,295 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 509 transitions. [2023-11-19 02:52:28,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 02:52:28,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:28,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.