./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/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_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:01,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:01,563 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:08:01,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:01,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:01,599 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:01,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:01,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:01,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:01,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:01,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:01,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:01,605 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:01,606 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:01,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:01,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:01,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:01,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:01,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:01,611 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:01,611 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:01,612 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:01,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:01,614 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:01,615 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:01,615 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:01,616 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:01,617 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:01,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:01,618 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:01,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:01,620 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:01,620 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:01,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:01,622 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:01,623 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_11333142-f111-4892-809a-5a98c7bfbf03/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 [2023-11-23 20:08:01,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:01,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:02,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:02,011 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:02,012 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:02,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2023-11-23 20:08:05,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:05,809 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:05,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2023-11-23 20:08:05,825 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/data/f7f6f567d/370f45b358d34ec694d81f962e5f1bdb/FLAG1a85127b4 [2023-11-23 20:08:05,842 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/data/f7f6f567d/370f45b358d34ec694d81f962e5f1bdb [2023-11-23 20:08:05,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:05,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:05,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:05,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:05,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:05,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:05" (1/1) ... [2023-11-23 20:08:05,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1a8a29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:05, skipping insertion in model container [2023-11-23 20:08:05,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:05" (1/1) ... [2023-11-23 20:08:05,919 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:06,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:06,245 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:06,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:06,348 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:06,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06 WrapperNode [2023-11-23 20:08:06,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:06,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:06,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:06,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:06,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,477 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 673 [2023-11-23 20:08:06,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:06,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:06,488 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:06,488 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:06,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,517 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,560 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:06,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:06,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:06,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:06,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:06" (1/1) ... [2023-11-23 20:08:06,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:06,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:06,628 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:06,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11333142-f111-4892-809a-5a98c7bfbf03/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:08:06,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:06,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:06,862 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:06,866 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:06,904 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-23 20:08:07,665 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-23 20:08:07,665 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-23 20:08:07,665 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:07,985 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:07,986 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:08:07,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:07 BoogieIcfgContainer [2023-11-23 20:08:07,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:07,990 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:07,990 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:08,002 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:08,002 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:07" (1/1) ... [2023-11-23 20:08:08,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:08:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:08,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 121 states and 200 transitions. [2023-11-23 20:08:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 200 transitions. [2023-11-23 20:08:08,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:08:08,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:08,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:08,367 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 20:08:08,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:08,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 178 transitions. [2023-11-23 20:08:08,411 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 178 transitions. [2023-11-23 20:08:08,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:08:08,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:08,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:08,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:08,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:08,634 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 20:08:08,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:08,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 139 states and 241 transitions. [2023-11-23 20:08:08,699 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 241 transitions. [2023-11-23 20:08:08,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:08:08,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:08,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:08,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:08,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:08,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:08,915 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 20:08:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 140 states and 242 transitions. [2023-11-23 20:08:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 242 transitions. [2023-11-23 20:08:08,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:08:08,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:08,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:09,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:09,223 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:08:09,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:09,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 144 states and 266 transitions. [2023-11-23 20:08:09,295 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 266 transitions. [2023-11-23 20:08:09,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:08:09,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:09,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:09,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:08:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:09,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 145 states and 267 transitions. [2023-11-23 20:08:09,516 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 267 transitions. [2023-11-23 20:08:09,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:08:09,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:09,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:09,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:09,704 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:08:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 270 transitions. [2023-11-23 20:08:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 270 transitions. [2023-11-23 20:08:09,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:08:09,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:09,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:09,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:09,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:10,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 179 states and 308 transitions. [2023-11-23 20:08:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 308 transitions. [2023-11-23 20:08:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:08:10,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:10,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:10,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:10,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:10,639 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:08:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 180 states and 309 transitions. [2023-11-23 20:08:10,704 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 309 transitions. [2023-11-23 20:08:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:08:10,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:10,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:10,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:10,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:10,849 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:11,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:11,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 195 states and 328 transitions. [2023-11-23 20:08:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 328 transitions. [2023-11-23 20:08:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:08:11,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:11,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:11,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:11,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:11,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 196 states and 329 transitions. [2023-11-23 20:08:11,286 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 329 transitions. [2023-11-23 20:08:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:08:11,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:11,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:11,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:11,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:11,492 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:12,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:12,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 245 states and 423 transitions. [2023-11-23 20:08:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 423 transitions. [2023-11-23 20:08:12,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:08:12,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:12,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:12,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:12,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:12,352 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 277 states and 461 transitions. [2023-11-23 20:08:13,128 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 461 transitions. [2023-11-23 20:08:13,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:08:13,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:13,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:13,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:13,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:13,269 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:13,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:13,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 278 states and 462 transitions. [2023-11-23 20:08:13,300 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 462 transitions. [2023-11-23 20:08:13,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:08:13,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:13,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:13,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:13,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:13,465 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 310 states and 505 transitions. [2023-11-23 20:08:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 505 transitions. [2023-11-23 20:08:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:08:13,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:13,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:13,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:13,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:14,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:14,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 321 states and 518 transitions. [2023-11-23 20:08:14,391 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 518 transitions. [2023-11-23 20:08:14,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:08:14,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:14,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:14,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:14,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:14,597 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:14,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 322 states and 519 transitions. [2023-11-23 20:08:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 519 transitions. [2023-11-23 20:08:14,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:08:14,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:14,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:14,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:14,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:15,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:15,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 329 states and 543 transitions. [2023-11-23 20:08:15,711 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 543 transitions. [2023-11-23 20:08:15,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:08:15,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:15,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:15,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:15,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:15,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:15,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 330 states and 544 transitions. [2023-11-23 20:08:15,931 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 544 transitions. [2023-11-23 20:08:15,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:08:15,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:15,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:16,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:16,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:16,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 331 states and 545 transitions. [2023-11-23 20:08:16,067 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 545 transitions. [2023-11-23 20:08:16,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:08:16,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:16,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:16,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:16,169 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:16,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 332 states and 546 transitions. [2023-11-23 20:08:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 546 transitions. [2023-11-23 20:08:16,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:08:16,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:16,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:16,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:16,376 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:08:16,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 335 states and 550 transitions. [2023-11-23 20:08:16,461 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 550 transitions. [2023-11-23 20:08:16,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:08:16,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:16,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:16,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:08:16,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:16,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 336 states and 551 transitions. [2023-11-23 20:08:16,734 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 551 transitions. [2023-11-23 20:08:16,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:08:16,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:16,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:16,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:16,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 337 states and 552 transitions. [2023-11-23 20:08:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 552 transitions. [2023-11-23 20:08:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:08:16,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:16,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:16,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:16,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:17,053 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 20:08:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:17,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 338 states and 553 transitions. [2023-11-23 20:08:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 553 transitions. [2023-11-23 20:08:17,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:08:17,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:17,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:17,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 20:08:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:17,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 340 states and 556 transitions. [2023-11-23 20:08:17,387 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 556 transitions. [2023-11-23 20:08:17,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:08:17,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:17,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:17,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:17,608 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:08:17,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:17,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 345 states and 566 transitions. [2023-11-23 20:08:17,685 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 566 transitions. [2023-11-23 20:08:17,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:08:17,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:17,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:17,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:17,832 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:08:17,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:17,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 347 states and 570 transitions. [2023-11-23 20:08:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 570 transitions. [2023-11-23 20:08:17,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:08:17,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:17,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:17,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:17,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 20:08:18,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:18,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 350 states and 574 transitions. [2023-11-23 20:08:18,108 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 574 transitions. [2023-11-23 20:08:18,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:08:18,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:18,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:18,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:18,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:18,261 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:08:18,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:18,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 352 states and 576 transitions. [2023-11-23 20:08:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 576 transitions. [2023-11-23 20:08:18,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:08:18,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:18,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:18,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:18,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:18,527 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:08:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:18,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 354 states and 578 transitions. [2023-11-23 20:08:18,599 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 578 transitions. [2023-11-23 20:08:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:08:18,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:18,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:18,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:18,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:18,748 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:08:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:18,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 356 states and 581 transitions. [2023-11-23 20:08:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 581 transitions. [2023-11-23 20:08:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:08:18,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:18,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:18,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:18,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:18,982 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:08:19,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 357 states and 581 transitions. [2023-11-23 20:08:19,050 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 581 transitions. [2023-11-23 20:08:19,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:08:19,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:19,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:19,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:19,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:19,227 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-23 20:08:19,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:19,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 359 states and 583 transitions. [2023-11-23 20:08:19,301 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 583 transitions. [2023-11-23 20:08:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:08:19,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:19,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:19,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:19,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:19,471 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:08:19,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 360 states and 584 transitions. [2023-11-23 20:08:19,551 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 584 transitions. [2023-11-23 20:08:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:08:19,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:19,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:19,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:19,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:08:20,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:20,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 393 states and 624 transitions. [2023-11-23 20:08:20,860 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 624 transitions. [2023-11-23 20:08:20,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:08:20,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:20,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:20,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:20,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:21,040 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:08:21,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:21,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 395 states and 632 transitions. [2023-11-23 20:08:21,496 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 632 transitions. [2023-11-23 20:08:21,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:08:21,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:21,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:21,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:21,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:21,684 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:08:22,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:22,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 397 states and 640 transitions. [2023-11-23 20:08:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 640 transitions. [2023-11-23 20:08:22,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:08:22,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:22,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:22,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:22,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:22,375 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:08:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:22,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 400 states and 644 transitions. [2023-11-23 20:08:22,451 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 644 transitions. [2023-11-23 20:08:22,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:08:22,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:22,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:22,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:22,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:22,646 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:08:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:22,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 401 states and 645 transitions. [2023-11-23 20:08:22,710 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 645 transitions. [2023-11-23 20:08:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:08:22,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:22,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:22,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:22,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:22,873 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:08:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 403 states and 647 transitions. [2023-11-23 20:08:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 647 transitions. [2023-11-23 20:08:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:08:22,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:22,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:23,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:23,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:23,124 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:08:23,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:23,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 407 states and 662 transitions. [2023-11-23 20:08:23,548 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 662 transitions. [2023-11-23 20:08:23,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:08:23,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:23,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:23,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:23,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:23,752 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:08:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:23,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 408 states and 666 transitions. [2023-11-23 20:08:23,983 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 666 transitions. [2023-11-23 20:08:23,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:08:23,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:23,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:24,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:24,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:25,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 425 states and 696 transitions. [2023-11-23 20:08:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 696 transitions. [2023-11-23 20:08:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:08:25,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:25,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:25,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:25,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:25,186 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-23 20:08:25,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:25,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 427 states and 698 transitions. [2023-11-23 20:08:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 698 transitions. [2023-11-23 20:08:25,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:08:25,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:25,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:25,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:25,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:08:26,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:26,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 431 states and 707 transitions. [2023-11-23 20:08:26,005 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 707 transitions. [2023-11-23 20:08:26,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:08:26,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:26,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:26,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:26,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:26,124 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 434 states and 718 transitions. [2023-11-23 20:08:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 718 transitions. [2023-11-23 20:08:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:08:26,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:26,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:26,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:08:26,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:27,160 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:08:29,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 440 states and 745 transitions. [2023-11-23 20:08:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 745 transitions. [2023-11-23 20:08:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:08:29,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:29,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:29,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:29,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:29,280 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:31,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 457 states and 796 transitions. [2023-11-23 20:08:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 796 transitions. [2023-11-23 20:08:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:08:31,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:31,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:31,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:31,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:31,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 457 states and 795 transitions. [2023-11-23 20:08:31,664 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 795 transitions. [2023-11-23 20:08:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:08:31,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:31,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:31,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:08:31,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:08:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 459 states and 798 transitions. [2023-11-23 20:08:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 798 transitions. [2023-11-23 20:08:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:08:32,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:32,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:32,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:08:32,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:08:32,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 460 states and 799 transitions. [2023-11-23 20:08:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 799 transitions. [2023-11-23 20:08:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:08:32,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:32,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:32,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:32,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:32,359 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:32,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 460 states and 797 transitions. [2023-11-23 20:08:32,716 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 797 transitions. [2023-11-23 20:08:32,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:08:32,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:32,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:32,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:32,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-23 20:08:33,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:33,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 461 states and 799 transitions. [2023-11-23 20:08:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 799 transitions. [2023-11-23 20:08:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:08:33,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:33,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:33,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:33,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:08:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:35,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 493 states and 839 transitions. [2023-11-23 20:08:35,049 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 839 transitions. [2023-11-23 20:08:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:08:35,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:35,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:35,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:08:35,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 546 states and 927 transitions. [2023-11-23 20:08:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 927 transitions. [2023-11-23 20:08:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:08:39,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:39,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:39,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:39,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:39,243 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:42,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:42,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 565 states and 958 transitions. [2023-11-23 20:08:42,024 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 958 transitions. [2023-11-23 20:08:42,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:08:42,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:42,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:42,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:08:42,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:42,266 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:43,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:43,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 597 states and 999 transitions. [2023-11-23 20:08:43,775 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 999 transitions. [2023-11-23 20:08:43,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:08:43,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:43,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:43,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:43,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:43,889 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:08:44,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 598 states and 1000 transitions. [2023-11-23 20:08:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1000 transitions. [2023-11-23 20:08:44,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:08:44,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:44,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:44,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:44,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:44,304 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:08:44,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:44,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 599 states and 1003 transitions. [2023-11-23 20:08:44,841 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1003 transitions. [2023-11-23 20:08:44,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:08:44,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:44,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:44,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:44,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:45,066 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:46,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 613 states and 1029 transitions. [2023-11-23 20:08:46,156 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1029 transitions. [2023-11-23 20:08:46,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:08:46,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:46,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:46,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:46,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:46,273 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:46,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:46,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 624 states and 1040 transitions. [2023-11-23 20:08:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1040 transitions. [2023-11-23 20:08:46,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:08:46,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:46,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:46,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:46,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:47,141 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:48,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 656 states and 1063 transitions. [2023-11-23 20:08:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1063 transitions. [2023-11-23 20:08:48,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:08:48,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:48,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:48,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:08:48,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:48,475 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:48,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:48,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 657 states and 1064 transitions. [2023-11-23 20:08:48,525 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1064 transitions. [2023-11-23 20:08:48,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:08:48,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:48,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:48,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:08:48,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:48,773 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:08:49,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:49,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 680 states and 1096 transitions. [2023-11-23 20:08:49,825 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1096 transitions. [2023-11-23 20:08:49,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:08:49,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:49,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:49,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:49,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 681 states and 1097 transitions. [2023-11-23 20:08:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1097 transitions. [2023-11-23 20:08:49,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:08:49,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:49,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:50,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:50,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:50,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 682 states and 1098 transitions. [2023-11-23 20:08:50,126 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1098 transitions. [2023-11-23 20:08:50,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:08:50,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:50,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:50,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:08:50,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:50,242 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:50,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:50,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 683 states and 1099 transitions. [2023-11-23 20:08:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1099 transitions. [2023-11-23 20:08:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:08:50,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:50,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat