./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6531e15623308e4078ac0600b5852029139b0fe65df20988c6e3b5d5367f33f6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:02:11,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:02:11,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:02:11,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:02:11,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:02:11,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:02:11,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:02:11,823 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:02:11,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:02:11,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:02:11,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:02:11,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:02:11,831 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:02:11,833 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:02:11,834 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:02:11,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:02:11,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:02:11,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:02:11,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:02:11,836 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:02:11,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:02:11,837 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:02:11,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:02:11,838 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:02:11,839 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:02:11,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:02:11,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:02:11,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:02:11,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:02:11,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:02:11,843 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:02:11,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:02:11,845 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:02:11,845 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_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6531e15623308e4078ac0600b5852029139b0fe65df20988c6e3b5d5367f33f6 [2023-11-19 03:02:12,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:02:12,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:02:12,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:02:12,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:02:12,140 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:02:12,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/reducercommutativity/rangesum60.i [2023-11-19 03:02:15,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:02:15,581 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:02:15,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/sv-benchmarks/c/reducercommutativity/rangesum60.i [2023-11-19 03:02:15,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/data/b95328e0c/a2d9d08e39214fcd838526c12de388eb/FLAG38262d632 [2023-11-19 03:02:15,608 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/data/b95328e0c/a2d9d08e39214fcd838526c12de388eb [2023-11-19 03:02:15,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:02:15,616 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:02:15,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:02:15,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:02:15,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:02:15,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:15,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d0eecf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15, skipping insertion in model container [2023-11-19 03:02:15,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:15,655 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:02:15,884 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/sv-benchmarks/c/reducercommutativity/rangesum60.i[1465,1478] [2023-11-19 03:02:15,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:02:15,906 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:02:15,929 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/sv-benchmarks/c/reducercommutativity/rangesum60.i[1465,1478] [2023-11-19 03:02:15,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:02:15,952 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:02:15,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15 WrapperNode [2023-11-19 03:02:15,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:02:15,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:02:15,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:02:15,954 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:02:15,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:15,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,005 INFO L138 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2023-11-19 03:02:16,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:02:16,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:02:16,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:02:16,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:02:16,016 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,031 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:02:16,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:02:16,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:02:16,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:02:16,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:15" (1/1) ... [2023-11-19 03:02:16,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:02:16,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:02:16,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:02:16,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8bbb964-7545-4ae9-a30d-efb7c11d91bd/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:02:16,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:02:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:02:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:02:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:02:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:02:16,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:02:16,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:02:16,115 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2023-11-19 03:02:16,115 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2023-11-19 03:02:16,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:02:16,191 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:02:16,193 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:02:16,374 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:02:16,460 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:02:16,460 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:02:16,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:02:16 BoogieIcfgContainer [2023-11-19 03:02:16,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:02:16,466 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:02:16,466 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:02:16,477 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:02:16,477 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:02:16" (1/1) ... [2023-11-19 03:02:16,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:02:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:16,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2023-11-19 03:02:16,556 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2023-11-19 03:02:16,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:02:16,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:16,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:16,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:02:16,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:02:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-19 03:02:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-19 03:02:16,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:02:16,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:16,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:17,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:02:17,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:17,148 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:02:17,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:17,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-19 03:02:17,179 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-19 03:02:17,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:02:17,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:17,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:17,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:02:17,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:17,369 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:02:17,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:17,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-19 03:02:17,415 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-19 03:02:17,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:02:17,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:17,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:17,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:02:17,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:17,603 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:17,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-19 03:02:17,682 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-19 03:02:17,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:02:17,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:17,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:17,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:02:17,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:17,849 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2023-11-19 03:02:17,918 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2023-11-19 03:02:17,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:02:17,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:17,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:18,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:02:18,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:18,083 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:18,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-19 03:02:18,152 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-19 03:02:18,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:02:18,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:18,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:18,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:02:18,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:18,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:18,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-19 03:02:18,349 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-19 03:02:18,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:02:18,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:18,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:18,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:02:18,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:18,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:18,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-19 03:02:18,568 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-19 03:02:18,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:02:18,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:18,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:18,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:02:18,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:18,699 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:18,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-19 03:02:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-19 03:02:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:02:18,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:18,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:18,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:02:18,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:18,917 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:19,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2023-11-19 03:02:19,020 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2023-11-19 03:02:19,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:02:19,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:19,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:19,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:02:19,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:19,172 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:19,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-19 03:02:19,281 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-19 03:02:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:02:19,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:19,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:19,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:02:19,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:19,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:19,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2023-11-19 03:02:19,535 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-19 03:02:19,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:02:19,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:19,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:19,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:02:19,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:19,712 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:19,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-11-19 03:02:19,826 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-19 03:02:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:02:19,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:19,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:19,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:02:19,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:20,003 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:20,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:20,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2023-11-19 03:02:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2023-11-19 03:02:20,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:02:20,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:20,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:20,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:02:20,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:20,292 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:20,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:20,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2023-11-19 03:02:20,413 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2023-11-19 03:02:20,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:02:20,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:20,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:20,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:02:20,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:20,591 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2023-11-19 03:02:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2023-11-19 03:02:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:02:20,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:20,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:20,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:02:20,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:21,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-19 03:02:21,026 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-19 03:02:21,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:02:21,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:21,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:21,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:02:21,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:21,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2023-11-19 03:02:21,327 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-19 03:02:21,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:02:21,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:21,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:21,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:02:21,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:21,512 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2023-11-19 03:02:21,641 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-11-19 03:02:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:02:21,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:21,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:21,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:02:21,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:21,842 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 37 states and 44 transitions. [2023-11-19 03:02:22,017 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2023-11-19 03:02:22,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:02:22,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:22,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:22,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:02:22,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:22,255 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:22,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2023-11-19 03:02:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-19 03:02:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:02:22,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:22,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:22,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:02:22,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:22,615 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:22,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:22,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2023-11-19 03:02:22,767 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-19 03:02:22,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:02:22,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:22,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:22,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 03:02:22,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:22,976 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:23,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:23,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 47 transitions. [2023-11-19 03:02:23,128 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2023-11-19 03:02:23,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:02:23,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:23,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:23,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:02:23,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 41 states and 48 transitions. [2023-11-19 03:02:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2023-11-19 03:02:23,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:02:23,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:23,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:23,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:02:23,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:23,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2023-11-19 03:02:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-11-19 03:02:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:02:23,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:23,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:24,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 03:02:24,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:24,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:24,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2023-11-19 03:02:24,366 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2023-11-19 03:02:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:02:24,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:24,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:24,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 03:02:24,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:24,605 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:24,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:24,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2023-11-19 03:02:24,790 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2023-11-19 03:02:24,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:02:24,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:24,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:24,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:02:24,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:25,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-19 03:02:25,265 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-19 03:02:25,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:02:25,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:25,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:25,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 03:02:25,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:25,519 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:25,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2023-11-19 03:02:25,688 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-19 03:02:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:02:25,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:25,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:25,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:02:25,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:25,943 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:26,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:26,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 47 states and 54 transitions. [2023-11-19 03:02:26,118 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2023-11-19 03:02:26,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:02:26,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:26,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:26,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 03:02:26,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2023-11-19 03:02:26,631 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2023-11-19 03:02:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:02:26,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:26,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:26,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:02:26,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:26,897 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:27,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2023-11-19 03:02:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2023-11-19 03:02:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:02:27,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:27,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:27,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 03:02:27,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:27,363 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:27,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:27,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2023-11-19 03:02:27,573 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-19 03:02:27,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:02:27,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:27,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:27,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 03:02:27,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:28,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:28,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2023-11-19 03:02:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2023-11-19 03:02:28,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:02:28,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:28,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:28,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-19 03:02:28,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:28,396 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:28,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 52 states and 59 transitions. [2023-11-19 03:02:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2023-11-19 03:02:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:02:28,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:28,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:28,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 03:02:28,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:28,934 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:29,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:29,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 53 states and 60 transitions. [2023-11-19 03:02:29,197 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2023-11-19 03:02:29,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:02:29,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:29,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:29,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 03:02:29,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:29,503 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 54 states and 61 transitions. [2023-11-19 03:02:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2023-11-19 03:02:29,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:02:29,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:29,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 03:02:29,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:30,052 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:30,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 55 states and 62 transitions. [2023-11-19 03:02:30,268 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2023-11-19 03:02:30,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:02:30,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:30,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:30,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 03:02:30,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:30,598 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:30,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:30,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 56 states and 63 transitions. [2023-11-19 03:02:30,844 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 63 transitions. [2023-11-19 03:02:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:02:30,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:30,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:30,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 03:02:30,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:31,157 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:31,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:31,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2023-11-19 03:02:31,391 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2023-11-19 03:02:31,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:02:31,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:31,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:31,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-19 03:02:31,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 763 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:31,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:31,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 58 states and 65 transitions. [2023-11-19 03:02:31,945 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 65 transitions. [2023-11-19 03:02:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:02:31,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:31,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:32,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 03:02:32,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:32,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 59 states and 66 transitions. [2023-11-19 03:02:32,533 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2023-11-19 03:02:32,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:02:32,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:32,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:32,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-19 03:02:32,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:32,848 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:33,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:33,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 67 transitions. [2023-11-19 03:02:33,108 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2023-11-19 03:02:33,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:02:33,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:33,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:33,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 03:02:33,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:33,445 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:33,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:33,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2023-11-19 03:02:33,702 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2023-11-19 03:02:33,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:02:33,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:33,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:33,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 03:02:33,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:34,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:34,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 62 states and 69 transitions. [2023-11-19 03:02:34,301 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 69 transitions. [2023-11-19 03:02:34,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:02:34,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:34,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:34,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 03:02:34,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:34,643 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:34,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:34,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2023-11-19 03:02:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2023-11-19 03:02:34,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:02:34,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:34,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:35,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:35,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-19 03:02:35,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:35,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:35,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:35,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 64 states and 71 transitions. [2023-11-19 03:02:35,525 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 71 transitions. [2023-11-19 03:02:35,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:02:35,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:35,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:35,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-19 03:02:35,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:35,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1057 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 65 states and 72 transitions. [2023-11-19 03:02:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 72 transitions. [2023-11-19 03:02:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:02:36,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:36,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:36,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-19 03:02:36,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:36,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-19 03:02:36,780 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-19 03:02:36,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:02:36,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:36,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:36,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 03:02:36,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1150 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:37,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:37,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 67 states and 74 transitions. [2023-11-19 03:02:37,440 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2023-11-19 03:02:37,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:02:37,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:37,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:37,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-19 03:02:37,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:37,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 68 states and 75 transitions. [2023-11-19 03:02:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 75 transitions. [2023-11-19 03:02:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:02:38,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:38,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:38,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-19 03:02:38,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:38,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2023-11-19 03:02:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2023-11-19 03:02:38,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:02:38,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:38,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:38,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-19 03:02:38,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:39,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:39,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 70 states and 77 transitions. [2023-11-19 03:02:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2023-11-19 03:02:39,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:02:39,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:39,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:39,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-19 03:02:39,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1348 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:40,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:40,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 71 states and 78 transitions. [2023-11-19 03:02:40,183 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 78 transitions. [2023-11-19 03:02:40,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:02:40,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:40,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:40,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-19 03:02:40,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 72 states and 79 transitions. [2023-11-19 03:02:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2023-11-19 03:02:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:02:40,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:40,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:41,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-19 03:02:41,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:41,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 73 states and 80 transitions. [2023-11-19 03:02:41,576 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 80 transitions. [2023-11-19 03:02:41,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:02:41,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:41,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:41,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 56 conjunts are in the unsatisfiable core [2023-11-19 03:02:41,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:41,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1507 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:42,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 74 states and 81 transitions. [2023-11-19 03:02:42,269 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 81 transitions. [2023-11-19 03:02:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:02:42,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:42,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:42,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 57 conjunts are in the unsatisfiable core [2023-11-19 03:02:42,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:42,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:43,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:43,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 75 states and 82 transitions. [2023-11-19 03:02:43,108 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 82 transitions. [2023-11-19 03:02:43,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:02:43,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:43,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:43,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-19 03:02:43,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:43,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1618 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:43,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:43,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2023-11-19 03:02:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2023-11-19 03:02:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:02:43,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:43,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:44,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-19 03:02:44,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:44,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:44,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2023-11-19 03:02:44,591 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2023-11-19 03:02:44,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:02:44,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:44,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:44,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-19 03:02:44,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:44,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1733 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 78 states and 85 transitions. [2023-11-19 03:02:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 85 transitions. [2023-11-19 03:02:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:02:45,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:45,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:45,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 61 conjunts are in the unsatisfiable core [2023-11-19 03:02:45,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:45,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:02:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 79 states and 85 transitions. [2023-11-19 03:02:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2023-11-19 03:02:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:02:46,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:46,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:46,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:02:46,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1852 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1841 trivial. 0 not checked. [2023-11-19 03:02:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:46,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2023-11-19 03:02:46,783 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2023-11-19 03:02:46,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 03:02:46,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:46,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:46,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:02:46,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:47,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1873 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 1850 trivial. 0 not checked. [2023-11-19 03:02:47,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:47,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 81 states and 87 transitions. [2023-11-19 03:02:47,475 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 87 transitions. [2023-11-19 03:02:47,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 03:02:47,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:47,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:47,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:02:47,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:47,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1903 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 1863 trivial. 0 not checked. [2023-11-19 03:02:48,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2023-11-19 03:02:48,262 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2023-11-19 03:02:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:02:48,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:48,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:48,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:02:48,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:48,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1942 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 1880 trivial. 0 not checked. [2023-11-19 03:02:49,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:49,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 83 states and 89 transitions. [2023-11-19 03:02:49,041 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2023-11-19 03:02:49,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:02:49,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:49,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:49,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:02:49,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:49,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1990 backedges. 74 proven. 15 refuted. 0 times theorem prover too weak. 1901 trivial. 0 not checked. [2023-11-19 03:02:49,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:49,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 84 states and 90 transitions. [2023-11-19 03:02:49,802 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 90 transitions. [2023-11-19 03:02:49,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 03:02:49,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:49,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:50,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:02:50,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2047 backedges. 100 proven. 21 refuted. 0 times theorem prover too weak. 1926 trivial. 0 not checked. [2023-11-19 03:02:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 85 states and 91 transitions. [2023-11-19 03:02:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2023-11-19 03:02:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 03:02:50,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:50,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:50,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:02:50,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:50,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 130 proven. 28 refuted. 0 times theorem prover too weak. 1955 trivial. 0 not checked. [2023-11-19 03:02:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:51,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 86 states and 92 transitions. [2023-11-19 03:02:51,314 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2023-11-19 03:02:51,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 03:02:51,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:51,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:51,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:02:51,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2188 backedges. 164 proven. 36 refuted. 0 times theorem prover too weak. 1988 trivial. 0 not checked. [2023-11-19 03:02:52,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:52,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 87 states and 93 transitions. [2023-11-19 03:02:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 93 transitions. [2023-11-19 03:02:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:02:52,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:52,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:52,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:02:52,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2272 backedges. 202 proven. 45 refuted. 0 times theorem prover too weak. 2025 trivial. 0 not checked. [2023-11-19 03:02:52,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:52,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 88 states and 94 transitions. [2023-11-19 03:02:52,906 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 94 transitions. [2023-11-19 03:02:52,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 03:02:52,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:52,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:53,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:02:53,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2365 backedges. 244 proven. 55 refuted. 0 times theorem prover too weak. 2066 trivial. 0 not checked. [2023-11-19 03:02:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 89 states and 95 transitions. [2023-11-19 03:02:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2023-11-19 03:02:53,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 03:02:53,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:53,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:53,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:02:53,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:54,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2467 backedges. 290 proven. 66 refuted. 0 times theorem prover too weak. 2111 trivial. 0 not checked. [2023-11-19 03:02:54,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:54,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 90 states and 96 transitions. [2023-11-19 03:02:54,527 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2023-11-19 03:02:54,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 03:02:54,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:54,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:54,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:02:54,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:54,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2578 backedges. 340 proven. 78 refuted. 0 times theorem prover too weak. 2160 trivial. 0 not checked. [2023-11-19 03:02:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:55,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 91 states and 97 transitions. [2023-11-19 03:02:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2023-11-19 03:02:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-19 03:02:55,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:55,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:55,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:55,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:02:55,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:55,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 394 proven. 91 refuted. 0 times theorem prover too weak. 2213 trivial. 0 not checked. [2023-11-19 03:02:56,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:56,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 92 states and 98 transitions. [2023-11-19 03:02:56,287 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2023-11-19 03:02:56,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 03:02:56,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:56,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:56,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:02:56,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2827 backedges. 452 proven. 105 refuted. 0 times theorem prover too weak. 2270 trivial. 0 not checked. [2023-11-19 03:02:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:57,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 93 states and 99 transitions. [2023-11-19 03:02:57,238 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 99 transitions. [2023-11-19 03:02:57,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 03:02:57,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:57,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:57,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:02:57,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2965 backedges. 514 proven. 120 refuted. 0 times theorem prover too weak. 2331 trivial. 0 not checked. [2023-11-19 03:02:58,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:58,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 94 states and 100 transitions. [2023-11-19 03:02:58,188 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2023-11-19 03:02:58,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:02:58,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:58,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:58,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:02:58,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:58,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3112 backedges. 580 proven. 136 refuted. 0 times theorem prover too weak. 2396 trivial. 0 not checked. [2023-11-19 03:02:59,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 95 states and 101 transitions. [2023-11-19 03:02:59,165 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 101 transitions. [2023-11-19 03:02:59,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-19 03:02:59,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:59,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:02:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:59,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:02:59,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:59,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3268 backedges. 650 proven. 153 refuted. 0 times theorem prover too weak. 2465 trivial. 0 not checked. [2023-11-19 03:03:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:00,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 96 states and 102 transitions. [2023-11-19 03:03:00,031 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2023-11-19 03:03:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 03:03:00,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:00,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:00,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:03:00,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:00,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3433 backedges. 724 proven. 171 refuted. 0 times theorem prover too weak. 2538 trivial. 0 not checked. [2023-11-19 03:03:00,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:00,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 97 states and 103 transitions. [2023-11-19 03:03:00,877 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 103 transitions. [2023-11-19 03:03:00,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 03:03:00,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:00,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:01,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 906 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:03:01,220 INFO L285 TraceCheckSpWp]: Computing forward predicates...