./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9 --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 fe9d78f75108492828570ec5eb222efdf0cf36e1ec4bcab23f2d45d29dbfe193 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:11:03,251 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:11:03,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:11:03,326 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:11:03,327 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:11:03,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:11:03,352 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:11:03,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:11:03,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:11:03,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:11:03,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:11:03,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:11:03,356 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:11:03,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:11:03,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:11:03,357 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:11:03,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:11:03,358 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:11:03,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:11:03,359 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:11:03,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:11:03,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:11:03,361 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:11:03,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:11:03,362 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:11:03,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:11:03,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:11:03,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:11:03,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:11:03,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:11:03,365 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:11:03,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:11:03,365 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:11:03,366 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_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe9d78f75108492828570ec5eb222efdf0cf36e1ec4bcab23f2d45d29dbfe193 [2023-12-02 23:11:03,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:11:03,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:11:03,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:11:03,616 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:11:03,616 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:11:03,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2023-12-02 23:11:06,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:11:06,788 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:11:06,789 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2023-12-02 23:11:06,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/data/9f752be9a/b7c8e88cedcc440aa88eb87794eaecfa/FLAGf49cb0134 [2023-12-02 23:11:06,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/data/9f752be9a/b7c8e88cedcc440aa88eb87794eaecfa [2023-12-02 23:11:06,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:11:06,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:11:06,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:11:06,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:11:06,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:11:06,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:11:06" (1/1) ... [2023-12-02 23:11:06,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@217a54c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:06, skipping insertion in model container [2023-12-02 23:11:06,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:11:06" (1/1) ... [2023-12-02 23:11:06,890 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:11:07,179 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_dbc34662-df84-4aea-83c9-1b19f8482d9d/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c[30996,31009] [2023-12-02 23:11:07,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:11:07,198 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:11:07,282 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_dbc34662-df84-4aea-83c9-1b19f8482d9d/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c[30996,31009] [2023-12-02 23:11:07,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:11:07,301 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:11:07,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07 WrapperNode [2023-12-02 23:11:07,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:11:07,302 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:11:07,302 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:11:07,303 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:11:07,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,359 INFO L138 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1002 [2023-12-02 23:11:07,359 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:11:07,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:11:07,360 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:11:07,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:11:07,370 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,398 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,412 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:11:07,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:11:07,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:11:07,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:11:07,435 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:11:07" (1/1) ... [2023-12-02 23:11:07,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:11:07,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:11:07,472 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:11:07,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbc34662-df84-4aea-83c9-1b19f8482d9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:11:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:11:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:11:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:11:07,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:11:07,652 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:11:07,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:11:08,585 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:11:09,666 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:11:09,667 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:11:09,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:11:09 BoogieIcfgContainer [2023-12-02 23:11:09,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:11:09,670 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:11:09,670 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:11:09,682 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:11:09,682 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:11:09" (1/1) ... [2023-12-02 23:11:09,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:11:09,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2023-12-02 23:11:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2023-12-02 23:11:09,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 23:11:09,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:09,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:13,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:13,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2023-12-02 23:11:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2023-12-02 23:11:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:11:13,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:13,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:16,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:16,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2023-12-02 23:11:16,404 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2023-12-02 23:11:16,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:11:16,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:16,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:18,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:19,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:19,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 149 states and 244 transitions. [2023-12-02 23:11:19,323 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 244 transitions. [2023-12-02 23:11:19,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:11:19,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:19,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:20,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:21,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 154 states and 255 transitions. [2023-12-02 23:11:21,610 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 255 transitions. [2023-12-02 23:11:21,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:11:21,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:21,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:23,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 160 states and 268 transitions. [2023-12-02 23:11:23,955 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2023-12-02 23:11:23,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:11:23,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:23,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:25,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:26,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:26,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2023-12-02 23:11:26,981 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2023-12-02 23:11:26,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:11:26,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:26,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:28,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:29,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 175 states and 297 transitions. [2023-12-02 23:11:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 297 transitions. [2023-12-02 23:11:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:11:30,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:30,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:30,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:30,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:30,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2023-12-02 23:11:30,400 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2023-12-02 23:11:30,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:11:30,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:30,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:30,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:30,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 177 states and 298 transitions. [2023-12-02 23:11:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 298 transitions. [2023-12-02 23:11:30,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:11:30,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:30,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:32,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:34,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 188 states and 317 transitions. [2023-12-02 23:11:34,915 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 317 transitions. [2023-12-02 23:11:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:11:34,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:34,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:35,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:35,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 191 states and 322 transitions. [2023-12-02 23:11:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 322 transitions. [2023-12-02 23:11:35,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:11:35,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:35,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:40,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:47,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:47,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 208 states and 360 transitions. [2023-12-02 23:11:47,842 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 360 transitions. [2023-12-02 23:11:47,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 23:11:47,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:47,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:11:58,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:58,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 226 states and 401 transitions. [2023-12-02 23:11:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 401 transitions. [2023-12-02 23:11:58,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 23:11:58,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:58,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:00,762 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:08,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:08,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 243 states and 439 transitions. [2023-12-02 23:12:08,056 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 439 transitions. [2023-12-02 23:12:08,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:12:08,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:08,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:10,584 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:18,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:18,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 262 states and 482 transitions. [2023-12-02 23:12:18,745 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 482 transitions. [2023-12-02 23:12:18,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:12:18,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:18,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:21,224 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:21,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 263 states and 487 transitions. [2023-12-02 23:12:21,809 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 487 transitions. [2023-12-02 23:12:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:12:21,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:21,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:24,193 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 264 states and 488 transitions. [2023-12-02 23:12:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 488 transitions. [2023-12-02 23:12:24,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:12:24,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:24,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:37,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:37,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 284 states and 533 transitions. [2023-12-02 23:12:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 533 transitions. [2023-12-02 23:12:37,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:12:37,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:37,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:40,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 286 states and 536 transitions. [2023-12-02 23:12:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 536 transitions. [2023-12-02 23:12:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:12:40,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:40,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,158 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:43,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 287 states and 537 transitions. [2023-12-02 23:12:43,677 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 537 transitions. [2023-12-02 23:12:43,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:12:43,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:54,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:54,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 302 states and 570 transitions. [2023-12-02 23:12:54,678 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 570 transitions. [2023-12-02 23:12:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:12:54,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:54,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:12:59,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 306 states and 584 transitions. [2023-12-02 23:12:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 584 transitions. [2023-12-02 23:12:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:12:59,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:59,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 308 states and 586 transitions. [2023-12-02 23:13:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 586 transitions. [2023-12-02 23:13:02,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:13:02,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:02,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:05,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 309 states and 587 transitions. [2023-12-02 23:13:05,148 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 587 transitions. [2023-12-02 23:13:05,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 23:13:05,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:05,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:09,799 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:17,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:17,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 324 states and 609 transitions. [2023-12-02 23:13:17,262 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 609 transitions. [2023-12-02 23:13:17,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:13:17,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:17,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,470 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:30,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 345 states and 649 transitions. [2023-12-02 23:13:30,898 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 649 transitions. [2023-12-02 23:13:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 23:13:30,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:30,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:36,151 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:13:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 354 states and 672 transitions. [2023-12-02 23:13:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 672 transitions. [2023-12-02 23:13:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:13:45,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:45,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:51,503 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:14:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 369 states and 734 transitions. [2023-12-02 23:14:05,168 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 734 transitions. [2023-12-02 23:14:05,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:14:05,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:05,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:05,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:14:28,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:28,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 384 states and 801 transitions. [2023-12-02 23:14:28,238 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 801 transitions. [2023-12-02 23:14:28,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:14:28,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:28,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:32,278 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:14:42,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:42,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 396 states and 825 transitions. [2023-12-02 23:14:42,671 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 825 transitions. [2023-12-02 23:14:42,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:14:42,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:42,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:09,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 410 states and 865 transitions. [2023-12-02 23:15:09,691 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 865 transitions. [2023-12-02 23:15:09,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:15:09,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:09,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:13,547 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:26,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 423 states and 913 transitions. [2023-12-02 23:15:26,564 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 913 transitions. [2023-12-02 23:15:26,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:15:26,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:26,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:39,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 431 states and 926 transitions. [2023-12-02 23:15:39,019 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 926 transitions. [2023-12-02 23:15:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:15:39,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:39,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:15:54,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:54,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 440 states and 965 transitions. [2023-12-02 23:15:54,374 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 965 transitions. [2023-12-02 23:15:54,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:15:54,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:54,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:57,053 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 449 states and 996 transitions. [2023-12-02 23:16:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 996 transitions. [2023-12-02 23:16:05,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:16:05,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:05,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:14,613 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:34,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:34,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 464 states and 1035 transitions. [2023-12-02 23:16:34,918 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1035 transitions. [2023-12-02 23:16:34,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:16:34,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:34,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:38,864 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:46,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 468 states and 1059 transitions. [2023-12-02 23:16:46,954 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1059 transitions. [2023-12-02 23:16:46,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:16:46,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:46,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:58,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 476 states and 1074 transitions. [2023-12-02 23:16:58,967 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1074 transitions. [2023-12-02 23:16:58,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:16:58,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:58,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:29,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 491 states and 1102 transitions. [2023-12-02 23:17:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1102 transitions. [2023-12-02 23:17:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:17:29,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:29,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:32,612 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:34,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:34,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 492 states and 1103 transitions. [2023-12-02 23:17:34,155 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1103 transitions. [2023-12-02 23:17:34,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:17:34,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:34,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:51,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:51,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 501 states and 1118 transitions. [2023-12-02 23:17:51,942 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1118 transitions. [2023-12-02 23:17:51,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:17:51,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:51,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:54,565 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:17:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:56,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 502 states and 1124 transitions. [2023-12-02 23:17:56,210 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1124 transitions. [2023-12-02 23:17:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:17:56,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:56,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:58,790 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:07,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:07,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 510 states and 1135 transitions. [2023-12-02 23:18:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1135 transitions. [2023-12-02 23:18:07,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:18:07,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:07,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:13,084 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:35,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 525 states and 1180 transitions. [2023-12-02 23:18:35,319 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1180 transitions. [2023-12-02 23:18:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:18:35,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:35,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:39,670 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:59,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:59,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 541 states and 1232 transitions. [2023-12-02 23:18:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1232 transitions. [2023-12-02 23:18:59,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:18:59,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:59,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:07,002 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:32,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:32,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 556 states and 1276 transitions. [2023-12-02 23:19:32,625 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1276 transitions. [2023-12-02 23:19:32,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:19:32,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:32,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:35,293 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 564 states and 1299 transitions. [2023-12-02 23:19:45,077 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1299 transitions. [2023-12-02 23:19:45,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:19:45,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:45,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:47,744 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:00,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:00,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 574 states and 1337 transitions. [2023-12-02 23:20:00,019 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1337 transitions. [2023-12-02 23:20:00,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:20:00,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:00,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:26,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 590 states and 1387 transitions. [2023-12-02 23:20:26,419 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1387 transitions. [2023-12-02 23:20:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:20:26,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:26,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:30,843 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:33,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:33,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 591 states and 1394 transitions. [2023-12-02 23:20:33,971 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1394 transitions. [2023-12-02 23:20:33,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:20:33,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:33,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:36,705 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:39,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:39,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 592 states and 1401 transitions. [2023-12-02 23:20:39,092 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1401 transitions. [2023-12-02 23:20:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:20:39,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:39,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:55,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:55,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 600 states and 1418 transitions. [2023-12-02 23:20:55,260 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1418 transitions. [2023-12-02 23:20:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:20:55,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:55,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 601 states and 1423 transitions. [2023-12-02 23:21:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1423 transitions. [2023-12-02 23:21:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:21:00,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:00,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:02,790 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:13,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:13,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 610 states and 1450 transitions. [2023-12-02 23:21:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1450 transitions. [2023-12-02 23:21:13,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:21:13,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:13,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:28,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 618 states and 1464 transitions. [2023-12-02 23:21:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1464 transitions. [2023-12-02 23:21:28,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:21:28,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:28,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:30,819 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:33,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:33,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 619 states and 1465 transitions. [2023-12-02 23:21:33,458 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1465 transitions. [2023-12-02 23:21:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:21:33,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:33,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:36,235 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:48,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:48,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 628 states and 1495 transitions. [2023-12-02 23:21:48,326 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1495 transitions. [2023-12-02 23:21:48,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:21:48,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:48,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:53,145 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:10,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:10,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 638 states and 1529 transitions. [2023-12-02 23:22:10,496 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1529 transitions. [2023-12-02 23:22:10,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:22:10,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:10,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:38,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:38,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 644 states and 1546 transitions. [2023-12-02 23:22:38,605 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1546 transitions. [2023-12-02 23:22:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:22:38,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:38,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:47,635 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:13,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 660 states and 1604 transitions. [2023-12-02 23:23:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1604 transitions. [2023-12-02 23:23:13,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:23:13,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:13,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:27,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 666 states and 1614 transitions. [2023-12-02 23:23:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1614 transitions. [2023-12-02 23:23:27,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:23:27,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:27,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:30,065 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:32,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:32,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 667 states and 1624 transitions. [2023-12-02 23:23:32,282 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1624 transitions. [2023-12-02 23:23:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:23:32,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:32,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:35,115 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:48,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 675 states and 1651 transitions. [2023-12-02 23:23:48,703 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1651 transitions. [2023-12-02 23:23:48,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:23:48,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:48,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:53,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:53,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 676 states and 1657 transitions. [2023-12-02 23:23:53,548 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1657 transitions. [2023-12-02 23:23:53,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:23:53,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:53,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:58,633 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:18,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:18,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 685 states and 1690 transitions. [2023-12-02 23:24:18,599 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1690 transitions. [2023-12-02 23:24:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:24:18,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:18,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:24:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:21,418 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:26,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:26,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 687 states and 1714 transitions. [2023-12-02 23:24:26,027 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1714 transitions. [2023-12-02 23:24:26,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:24:26,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:26,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:24:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:34,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 688 states and 1721 transitions. [2023-12-02 23:24:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1721 transitions. [2023-12-02 23:24:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:24:34,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:34,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:24:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:46,505 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.