./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC --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 958ad7cbd67a25f08fdfb008e82df18bba1cce7737ba27f2fb1a13f2299466c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:05,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:05,610 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:25:05,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:05,621 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:05,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:05,667 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:05,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:05,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:05,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:05,676 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:05,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:05,677 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:05,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:05,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:05,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:05,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:05,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:05,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:05,682 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:05,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:05,683 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:05,684 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:05,685 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:05,685 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:05,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:05,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:05,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:05,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:05,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:05,690 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:05,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:05,691 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:05,691 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_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 958ad7cbd67a25f08fdfb008e82df18bba1cce7737ba27f2fb1a13f2299466c1 [2023-11-23 20:25:06,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:06,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:06,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:06,088 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:06,088 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:06,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2023-11-23 20:25:09,836 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:10,146 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:10,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2023-11-23 20:25:10,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/data/cd0c26a6d/8aacdf914365476d92a77516b7c699cc/FLAGa1a21b70d [2023-11-23 20:25:10,195 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/data/cd0c26a6d/8aacdf914365476d92a77516b7c699cc [2023-11-23 20:25:10,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:10,202 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:10,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:10,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:10,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:10,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a04390f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10, skipping insertion in model container [2023-11-23 20:25:10,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:10,572 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_2cc53236-25ef-4270-8487-c3c3ff850c96/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[7920,7933] [2023-11-23 20:25:10,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:10,682 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:10,778 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_2cc53236-25ef-4270-8487-c3c3ff850c96/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[7920,7933] [2023-11-23 20:25:10,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:10,833 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:10,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10 WrapperNode [2023-11-23 20:25:10,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:10,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:10,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:10,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:10,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,865 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,943 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 676 [2023-11-23 20:25:10,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:10,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:10,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:10,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:10,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,992 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,046 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:11,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:11,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:11,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:11,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:11,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:11,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:11,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cc53236-25ef-4270-8487-c3c3ff850c96/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:11,418 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:11,422 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:12,131 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:12,602 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:12,602 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:25:12,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:12 BoogieIcfgContainer [2023-11-23 20:25:12,605 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:12,606 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:12,606 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:12,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:12,619 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:12" (1/1) ... [2023-11-23 20:25:12,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:25:12,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 104 states and 170 transitions. [2023-11-23 20:25:12,709 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 170 transitions. [2023-11-23 20:25:12,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:25:12,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:13,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:13,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 106 states and 171 transitions. [2023-11-23 20:25:13,435 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 171 transitions. [2023-11-23 20:25:13,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:25:13,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:13,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 109 states and 174 transitions. [2023-11-23 20:25:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 174 transitions. [2023-11-23 20:25:13,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:25:13,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:14,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:14,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 117 states and 190 transitions. [2023-11-23 20:25:14,338 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 190 transitions. [2023-11-23 20:25:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:25:14,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:14,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:15,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:15,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 122 states and 197 transitions. [2023-11-23 20:25:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 197 transitions. [2023-11-23 20:25:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:25:15,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:15,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:15,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:15,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:15,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 124 states and 201 transitions. [2023-11-23 20:25:15,132 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 201 transitions. [2023-11-23 20:25:15,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:25:15,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:15,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:16,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:16,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 133 states and 219 transitions. [2023-11-23 20:25:16,739 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 219 transitions. [2023-11-23 20:25:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:25:16,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:16,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:17,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 137 states and 225 transitions. [2023-11-23 20:25:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 225 transitions. [2023-11-23 20:25:17,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:25:17,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:18,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:18,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 151 states and 256 transitions. [2023-11-23 20:25:18,820 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 256 transitions. [2023-11-23 20:25:18,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:25:18,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:18,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:18,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:18,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:18,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 152 states and 256 transitions. [2023-11-23 20:25:18,951 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 256 transitions. [2023-11-23 20:25:18,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:25:18,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:18,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:19,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:19,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:19,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 156 states and 262 transitions. [2023-11-23 20:25:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 262 transitions. [2023-11-23 20:25:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:25:19,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:19,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:19,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:19,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:19,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 157 states and 262 transitions. [2023-11-23 20:25:19,301 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 262 transitions. [2023-11-23 20:25:19,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:25:19,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:19,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:19,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 158 states and 263 transitions. [2023-11-23 20:25:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 263 transitions. [2023-11-23 20:25:19,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:25:19,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:19,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:19,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:21,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:21,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 169 states and 285 transitions. [2023-11-23 20:25:21,306 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 285 transitions. [2023-11-23 20:25:21,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:25:21,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:21,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:21,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2023-11-23 20:25:21,460 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2023-11-23 20:25:21,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:25:21,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:21,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:21,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 170 states and 287 transitions. [2023-11-23 20:25:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 287 transitions. [2023-11-23 20:25:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:25:21,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:21,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:21,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 174 states and 293 transitions. [2023-11-23 20:25:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 293 transitions. [2023-11-23 20:25:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:25:21,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:21,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 189 states and 326 transitions. [2023-11-23 20:25:26,054 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 326 transitions. [2023-11-23 20:25:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:25:26,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:26,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2023-11-23 20:25:26,212 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2023-11-23 20:25:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:25:26,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:26,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 194 states and 332 transitions. [2023-11-23 20:25:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 332 transitions. [2023-11-23 20:25:26,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:25:26,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:26,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 195 states and 332 transitions. [2023-11-23 20:25:26,583 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 332 transitions. [2023-11-23 20:25:26,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:26,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:26,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:26,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 199 states and 338 transitions. [2023-11-23 20:25:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 338 transitions. [2023-11-23 20:25:26,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:26,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 203 states and 344 transitions. [2023-11-23 20:25:27,067 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 344 transitions. [2023-11-23 20:25:27,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:27,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:27,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:27,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 204 states and 344 transitions. [2023-11-23 20:25:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 344 transitions. [2023-11-23 20:25:27,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:27,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:27,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:27,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:27,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:27,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 208 states and 350 transitions. [2023-11-23 20:25:27,383 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 350 transitions. [2023-11-23 20:25:27,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:27,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:27,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:27,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:27,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:27,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 209 states and 350 transitions. [2023-11-23 20:25:27,511 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 350 transitions. [2023-11-23 20:25:27,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:27,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:27,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:27,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:27,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:27,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 210 states and 350 transitions. [2023-11-23 20:25:27,660 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 350 transitions. [2023-11-23 20:25:27,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:27,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:27,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:36,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:36,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 230 states and 397 transitions. [2023-11-23 20:25:36,015 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 397 transitions. [2023-11-23 20:25:36,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:36,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:36,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:36,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:36,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 234 states and 403 transitions. [2023-11-23 20:25:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 403 transitions. [2023-11-23 20:25:36,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:25:36,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:36,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:36,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:36,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:36,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 235 states and 403 transitions. [2023-11-23 20:25:36,292 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 403 transitions. [2023-11-23 20:25:36,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:36,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:36,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:36,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:36,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 239 states and 409 transitions. [2023-11-23 20:25:36,443 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 409 transitions. [2023-11-23 20:25:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:36,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:36,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:36,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:36,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:36,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 241 states and 412 transitions. [2023-11-23 20:25:36,605 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 412 transitions. [2023-11-23 20:25:36,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:36,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:36,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:36,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:36,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:36,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 242 states and 412 transitions. [2023-11-23 20:25:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 412 transitions. [2023-11-23 20:25:36,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:36,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:36,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:42,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 259 states and 449 transitions. [2023-11-23 20:25:42,665 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 449 transitions. [2023-11-23 20:25:42,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:42,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:42,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:42,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:42,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 257 states and 445 transitions. [2023-11-23 20:25:42,799 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 445 transitions. [2023-11-23 20:25:42,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:42,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:42,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:55,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:55,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 278 states and 495 transitions. [2023-11-23 20:25:55,853 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 495 transitions. [2023-11-23 20:25:55,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:55,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:55,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:56,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 280 states and 500 transitions. [2023-11-23 20:25:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 500 transitions. [2023-11-23 20:25:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:56,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:56,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:56,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:56,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 284 states and 506 transitions. [2023-11-23 20:25:56,476 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 506 transitions. [2023-11-23 20:25:56,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:56,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:56,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:56,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 285 states and 506 transitions. [2023-11-23 20:25:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 506 transitions. [2023-11-23 20:25:56,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:56,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:56,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:56,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:56,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:56,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 289 states and 512 transitions. [2023-11-23 20:25:56,923 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 512 transitions. [2023-11-23 20:25:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:56,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:56,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:56,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 293 states and 518 transitions. [2023-11-23 20:25:57,166 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 518 transitions. [2023-11-23 20:25:57,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:57,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 294 states and 518 transitions. [2023-11-23 20:25:57,374 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 518 transitions. [2023-11-23 20:25:57,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:57,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 298 states and 524 transitions. [2023-11-23 20:25:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 524 transitions. [2023-11-23 20:25:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:57,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 299 states and 524 transitions. [2023-11-23 20:25:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 524 transitions. [2023-11-23 20:25:57,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:57,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:57,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:57,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:58,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:58,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 300 states and 524 transitions. [2023-11-23 20:25:58,060 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 524 transitions. [2023-11-23 20:25:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:58,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:58,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:58,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 304 states and 530 transitions. [2023-11-23 20:25:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 530 transitions. [2023-11-23 20:25:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:25:58,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:58,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat