./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/min-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/min-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9bd7b1a8bed68c803bda82a4dd989302b30da7d6d96131ca67565e0ea166dbcb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:17,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:17,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:17,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:17,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:17,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:17,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:17,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:17,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:17,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:17,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:17,949 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:17,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:17,951 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:17,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:17,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:17,953 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:17,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:17,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:17,954 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:17,954 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:17,955 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:17,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:17,956 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:17,957 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:17,959 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:17,959 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:17,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:17,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:17,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:17,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:17,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:17,963 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:17,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:17,963 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:17,963 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_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bd7b1a8bed68c803bda82a4dd989302b30da7d6d96131ca67565e0ea166dbcb [2023-11-21 18:41:18,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:18,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:18,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:18,309 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:18,310 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:18,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-multidimensional/min-3-n-u.c [2023-11-21 18:41:21,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:21,695 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:21,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/sv-benchmarks/c/array-multidimensional/min-3-n-u.c [2023-11-21 18:41:21,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/data/f4896e384/8717812628d745549c0288b02726285a/FLAG3025fda96 [2023-11-21 18:41:21,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/data/f4896e384/8717812628d745549c0288b02726285a [2023-11-21 18:41:21,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:21,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:21,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:21,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:21,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:21,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:21,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@306c329d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21, skipping insertion in model container [2023-11-21 18:41:21,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:21,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:21,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:21,936 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:21,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:21,978 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:21,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21 WrapperNode [2023-11-21 18:41:21,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:21,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:21,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:21,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:21,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:21,997 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,034 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2023-11-21 18:41:22,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:22,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:22,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:22,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:22,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,058 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,091 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:22,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:22,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:22,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:22,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:21" (1/1) ... [2023-11-21 18:41:22,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:22,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:22,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:22,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6d43995-df42-4d41-bfba-27b4c57cd656/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:41:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:41:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:22,248 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:22,251 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:22,576 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:22,697 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:22,699 INFO L308 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-21 18:41:22,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:22 BoogieIcfgContainer [2023-11-21 18:41:22,702 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:22,703 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:22,704 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:22,715 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:22,716 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:22" (1/1) ... [2023-11-21 18:41:22,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:22,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:22,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-21 18:41:22,799 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-21 18:41:22,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:41:22,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:22,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:22,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:22,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:23,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-21 18:41:23,062 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-21 18:41:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:41:23,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:23,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-21 18:41:23,208 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-21 18:41:23,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:41:23,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:23,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2023-11-21 18:41:23,381 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-21 18:41:23,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:41:23,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2023-11-21 18:41:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2023-11-21 18:41:23,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:41:23,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-21 18:41:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-21 18:41:23,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:23,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:23,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2023-11-21 18:41:23,832 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2023-11-21 18:41:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:23,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:23,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 68 states and 106 transitions. [2023-11-21 18:41:23,899 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2023-11-21 18:41:23,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:23,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:23,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:23,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2023-11-21 18:41:23,953 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2023-11-21 18:41:23,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:23,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:23,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:23,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:23,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:23,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:24,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2023-11-21 18:41:24,028 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2023-11-21 18:41:24,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:24,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:24,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:24,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:24,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2023-11-21 18:41:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2023-11-21 18:41:24,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:41:24,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:24,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:24,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:24,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-21 18:41:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-21 18:41:24,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:41:24,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:24,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:24,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:24,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 85 states and 150 transitions. [2023-11-21 18:41:24,758 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 150 transitions. [2023-11-21 18:41:24,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:41:24,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:24,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:24,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 89 states and 163 transitions. [2023-11-21 18:41:24,835 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 163 transitions. [2023-11-21 18:41:24,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:41:24,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:24,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:24,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:24,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 92 states and 172 transitions. [2023-11-21 18:41:24,940 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 172 transitions. [2023-11-21 18:41:24,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:41:24,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:24,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:24,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:24,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 95 states and 181 transitions. [2023-11-21 18:41:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 181 transitions. [2023-11-21 18:41:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:41:25,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:25,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:25,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2023-11-21 18:41:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2023-11-21 18:41:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:41:25,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:25,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:25,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2023-11-21 18:41:25,179 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2023-11-21 18:41:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:41:25,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:25,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:25,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:25,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 104 states and 208 transitions. [2023-11-21 18:41:25,250 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 208 transitions. [2023-11-21 18:41:25,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:41:25,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:25,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:25,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 107 states and 215 transitions. [2023-11-21 18:41:25,640 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 215 transitions. [2023-11-21 18:41:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:41:25,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:25,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:25,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:25,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2023-11-21 18:41:25,895 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2023-11-21 18:41:25,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:41:25,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:25,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:25,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:25,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:25,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 110 states and 218 transitions. [2023-11-21 18:41:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 218 transitions. [2023-11-21 18:41:26,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:41:26,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:26,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:26,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2023-11-21 18:41:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2023-11-21 18:41:26,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:26,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:26,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:26,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 115 states and 230 transitions. [2023-11-21 18:41:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 230 transitions. [2023-11-21 18:41:26,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:26,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:26,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:26,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:26,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 116 states and 232 transitions. [2023-11-21 18:41:26,891 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 232 transitions. [2023-11-21 18:41:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:26,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:26,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:26,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:26,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:27,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:27,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 119 states and 241 transitions. [2023-11-21 18:41:27,776 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 241 transitions. [2023-11-21 18:41:27,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:27,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:27,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:27,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:27,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:27,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:27,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:27,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 121 states and 242 transitions. [2023-11-21 18:41:27,936 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 242 transitions. [2023-11-21 18:41:27,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:41:27,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:27,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:27,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:41:27,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:28,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:28,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:28,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 124 states and 251 transitions. [2023-11-21 18:41:28,389 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 251 transitions. [2023-11-21 18:41:28,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:41:28,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:28,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:28,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:28,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:28,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:41:28,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 127 states and 254 transitions. [2023-11-21 18:41:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 254 transitions. [2023-11-21 18:41:28,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:41:28,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:28,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:28,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:28,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:28,729 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:41:28,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:28,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2023-11-21 18:41:28,943 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2023-11-21 18:41:28,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:28,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:28,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:28,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:41:28,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:29,049 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 132 states and 258 transitions. [2023-11-21 18:41:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 258 transitions. [2023-11-21 18:41:29,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:29,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:29,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:29,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:29,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:29,426 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:41:29,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:29,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 134 states and 259 transitions. [2023-11-21 18:41:29,550 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 259 transitions. [2023-11-21 18:41:29,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:41:29,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:29,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:29,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:41:29,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:30,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 137 states and 268 transitions. [2023-11-21 18:41:30,048 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2023-11-21 18:41:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:41:30,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:30,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:30,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:30,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:30,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 140 states and 271 transitions. [2023-11-21 18:41:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 271 transitions. [2023-11-21 18:41:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:41:30,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:30,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:30,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:30,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:30,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 142 states and 272 transitions. [2023-11-21 18:41:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 272 transitions. [2023-11-21 18:41:30,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:41:30,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:30,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:30,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:30,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:41:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 151 states and 289 transitions. [2023-11-21 18:41:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 289 transitions. [2023-11-21 18:41:32,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:41:32,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:32,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:32,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:32,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:32,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 154 states and 292 transitions. [2023-11-21 18:41:32,762 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 292 transitions. [2023-11-21 18:41:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:41:32,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:32,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:32,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:32,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:32,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:41:32,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:32,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 156 states and 293 transitions. [2023-11-21 18:41:32,939 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 293 transitions. [2023-11-21 18:41:32,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:41:32,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:32,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:32,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:32,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:33,059 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:33,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 159 states and 303 transitions. [2023-11-21 18:41:33,491 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 303 transitions. [2023-11-21 18:41:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:41:33,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:33,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:33,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:33,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:41:33,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:33,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 162 states and 306 transitions. [2023-11-21 18:41:33,826 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 306 transitions. [2023-11-21 18:41:33,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:41:33,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:33,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:33,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:33,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:41:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:34,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 164 states and 307 transitions. [2023-11-21 18:41:34,120 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 307 transitions. [2023-11-21 18:41:34,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:41:34,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:34,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:34,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:34,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:41:34,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:34,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 167 states and 310 transitions. [2023-11-21 18:41:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 310 transitions. [2023-11-21 18:41:34,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:41:34,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:34,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:34,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:41:34,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:34,630 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:35,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:35,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 170 states and 313 transitions. [2023-11-21 18:41:35,093 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 313 transitions. [2023-11-21 18:41:35,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:41:35,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:35,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:35,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:35,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:35,152 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:41:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 172 states and 314 transitions. [2023-11-21 18:41:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 314 transitions. [2023-11-21 18:41:35,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:41:35,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:35,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:35,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:41:35,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:35,429 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:35,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 175 states and 324 transitions. [2023-11-21 18:41:35,934 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 324 transitions. [2023-11-21 18:41:35,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:41:35,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:35,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:35,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:35,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:36,000 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:41:36,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:36,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 178 states and 327 transitions. [2023-11-21 18:41:36,329 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 327 transitions. [2023-11-21 18:41:36,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:41:36,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:36,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:36,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:36,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:36,391 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:41:36,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 180 states and 328 transitions. [2023-11-21 18:41:36,658 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 328 transitions. [2023-11-21 18:41:36,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:41:36,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:36,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:36,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:36,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:41:37,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:37,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 183 states and 331 transitions. [2023-11-21 18:41:37,043 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 331 transitions. [2023-11-21 18:41:37,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:41:37,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:37,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:37,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:41:37,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:37,239 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:37,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:37,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 186 states and 334 transitions. [2023-11-21 18:41:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 334 transitions. [2023-11-21 18:41:37,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:41:37,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:37,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:37,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:37,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:41:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:37,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 188 states and 335 transitions. [2023-11-21 18:41:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 335 transitions. [2023-11-21 18:41:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:41:37,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:37,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:37,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:41:37,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:38,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:38,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 191 states and 345 transitions. [2023-11-21 18:41:38,588 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 345 transitions. [2023-11-21 18:41:38,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:41:38,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:38,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:38,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:38,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:38,679 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:41:38,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 194 states and 348 transitions. [2023-11-21 18:41:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 348 transitions. [2023-11-21 18:41:38,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:41:38,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:38,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:39,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:41:39,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:39,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 196 states and 349 transitions. [2023-11-21 18:41:39,358 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 349 transitions. [2023-11-21 18:41:39,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:39,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:39,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:39,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:39,431 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:41:39,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:39,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 199 states and 352 transitions. [2023-11-21 18:41:39,766 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 352 transitions. [2023-11-21 18:41:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:39,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:39,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:39,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:41:39,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:40,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:40,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 202 states and 355 transitions. [2023-11-21 18:41:40,583 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 355 transitions. [2023-11-21 18:41:40,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:40,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:40,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:40,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:40,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:40,656 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:41:40,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:40,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 204 states and 356 transitions. [2023-11-21 18:41:40,810 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 356 transitions. [2023-11-21 18:41:40,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:41:40,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:40,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:40,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:41:40,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:40,974 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:41,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 207 states and 366 transitions. [2023-11-21 18:41:41,474 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 366 transitions. [2023-11-21 18:41:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:41:41,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:41,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:41,583 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-21 18:41:41,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 210 states and 369 transitions. [2023-11-21 18:41:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 369 transitions. [2023-11-21 18:41:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:41:41,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:41,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:41,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:41,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:41:42,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 212 states and 370 transitions. [2023-11-21 18:41:42,287 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 370 transitions. [2023-11-21 18:41:42,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:41:42,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:42,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:42,374 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-21 18:41:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:42,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 215 states and 373 transitions. [2023-11-21 18:41:42,742 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 373 transitions. [2023-11-21 18:41:42,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:41:42,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:42,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:42,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:41:42,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:42,971 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:43,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:43,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 218 states and 376 transitions. [2023-11-21 18:41:43,496 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 376 transitions. [2023-11-21 18:41:43,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:41:43,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:43,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:43,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:43,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:43,587 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:41:43,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:43,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 220 states and 377 transitions. [2023-11-21 18:41:43,758 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 377 transitions. [2023-11-21 18:41:43,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:41:43,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:43,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:43,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:41:43,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:43,938 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 223 states and 387 transitions. [2023-11-21 18:41:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 387 transitions. [2023-11-21 18:41:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:41:44,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:44,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:44,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:44,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:44,588 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-21 18:41:44,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:44,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 226 states and 390 transitions. [2023-11-21 18:41:44,965 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 390 transitions. [2023-11-21 18:41:44,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:41:44,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:44,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:45,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:45,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:45,051 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:41:45,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:45,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 228 states and 391 transitions. [2023-11-21 18:41:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 391 transitions. [2023-11-21 18:41:45,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:45,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:45,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:45,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:45,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-21 18:41:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 231 states and 394 transitions. [2023-11-21 18:41:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 394 transitions. [2023-11-21 18:41:45,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:45,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:45,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:45,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:41:45,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:46,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 234 states and 397 transitions. [2023-11-21 18:41:46,634 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 397 transitions. [2023-11-21 18:41:46,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:46,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:46,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:46,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:46,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:46,718 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:41:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:46,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 236 states and 398 transitions. [2023-11-21 18:41:46,903 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 398 transitions. [2023-11-21 18:41:46,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:41:46,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:46,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:46,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:41:46,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:47,114 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 239 states and 408 transitions. [2023-11-21 18:41:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 408 transitions. [2023-11-21 18:41:47,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:41:47,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:47,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:47,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:47,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:47,809 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-21 18:41:48,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:48,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 242 states and 411 transitions. [2023-11-21 18:41:48,152 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 411 transitions. [2023-11-21 18:41:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:41:48,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:48,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:48,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:48,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:41:48,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 244 states and 412 transitions. [2023-11-21 18:41:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 412 transitions. [2023-11-21 18:41:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:41:48,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:48,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:48,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:48,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:48,635 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-21 18:41:49,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 247 states and 415 transitions. [2023-11-21 18:41:49,034 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 415 transitions. [2023-11-21 18:41:49,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:41:49,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:49,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:49,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:41:49,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 250 states and 418 transitions. [2023-11-21 18:41:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 418 transitions. [2023-11-21 18:41:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:41:49,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:49,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:49,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:49,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:41:50,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 252 states and 419 transitions. [2023-11-21 18:41:50,217 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 419 transitions. [2023-11-21 18:41:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:41:50,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:50,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:50,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:41:50,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:50,410 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:51,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:51,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 255 states and 429 transitions. [2023-11-21 18:41:51,004 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 429 transitions. [2023-11-21 18:41:51,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:41:51,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:51,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:51,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:51,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-21 18:41:51,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:51,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 258 states and 432 transitions. [2023-11-21 18:41:51,481 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 432 transitions. [2023-11-21 18:41:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:41:51,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:51,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:51,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:51,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:51,572 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:51,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:51,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 260 states and 433 transitions. [2023-11-21 18:41:51,904 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 433 transitions. [2023-11-21 18:41:51,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:41:51,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:51,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:51,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:51,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-21 18:41:52,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 263 states and 436 transitions. [2023-11-21 18:41:52,396 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 436 transitions. [2023-11-21 18:41:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:41:52,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:41:52,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:53,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 266 states and 439 transitions. [2023-11-21 18:41:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 439 transitions. [2023-11-21 18:41:53,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:41:53,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,462 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:41:53,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 268 states and 440 transitions. [2023-11-21 18:41:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 440 transitions. [2023-11-21 18:41:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:41:53,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:41:53,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:53,886 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:54,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:54,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 271 states and 450 transitions. [2023-11-21 18:41:54,561 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 450 transitions. [2023-11-21 18:41:54,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:41:54,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:54,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:54,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:54,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:54,664 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:41:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 274 states and 453 transitions. [2023-11-21 18:41:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 453 transitions. [2023-11-21 18:41:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:41:55,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:55,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:55,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:55,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:55,160 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:41:55,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:55,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 276 states and 454 transitions. [2023-11-21 18:41:55,547 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 454 transitions. [2023-11-21 18:41:55,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:41:55,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:55,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:55,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:55,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:41:56,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:56,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 279 states and 457 transitions. [2023-11-21 18:41:56,064 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 457 transitions. [2023-11-21 18:41:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:41:56,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:56,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:56,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:41:56,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:56,466 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:41:57,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 282 states and 460 transitions. [2023-11-21 18:41:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 460 transitions. [2023-11-21 18:41:57,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:41:57,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:57,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:57,218 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:41:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 284 states and 461 transitions. [2023-11-21 18:41:57,463 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 461 transitions. [2023-11-21 18:41:57,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:41:57,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:41:57,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:57,715 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:58,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 287 states and 471 transitions. [2023-11-21 18:41:58,439 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 471 transitions. [2023-11-21 18:41:58,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:58,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:58,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:58,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:58,543 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-21 18:41:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 290 states and 474 transitions. [2023-11-21 18:41:58,999 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 474 transitions. [2023-11-21 18:41:58,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:58,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:59,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:59,099 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:41:59,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:59,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 292 states and 475 transitions. [2023-11-21 18:41:59,476 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 475 transitions. [2023-11-21 18:41:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:59,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:59,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:59,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:41:59,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-21 18:42:00,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 295 states and 478 transitions. [2023-11-21 18:42:00,062 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 478 transitions. [2023-11-21 18:42:00,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:42:00,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:00,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:00,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:00,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:42:00,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:00,476 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:42:01,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 298 states and 481 transitions. [2023-11-21 18:42:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 481 transitions. [2023-11-21 18:42:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:42:01,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:01,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:01,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:01,264 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:42:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 300 states and 482 transitions. [2023-11-21 18:42:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 482 transitions. [2023-11-21 18:42:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:42:01,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:01,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:42:01,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:01,746 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:02,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 303 states and 492 transitions. [2023-11-21 18:42:02,476 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 492 transitions. [2023-11-21 18:42:02,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:42:02,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:02,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:02,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-21 18:42:03,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:03,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 306 states and 495 transitions. [2023-11-21 18:42:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 495 transitions. [2023-11-21 18:42:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:42:03,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:03,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:03,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:03,184 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:42:03,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:03,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 308 states and 496 transitions. [2023-11-21 18:42:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 496 transitions. [2023-11-21 18:42:03,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:42:03,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:03,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:03,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:03,696 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-21 18:42:04,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:04,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 311 states and 499 transitions. [2023-11-21 18:42:04,160 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 499 transitions. [2023-11-21 18:42:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:42:04,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:04,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:04,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:42:04,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:04,630 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:42:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:05,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 314 states and 502 transitions. [2023-11-21 18:42:05,367 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 502 transitions. [2023-11-21 18:42:05,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:42:05,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:05,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:05,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:05,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:05,482 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:42:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:05,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 316 states and 503 transitions. [2023-11-21 18:42:05,715 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 503 transitions. [2023-11-21 18:42:05,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:42:05,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:05,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:05,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:42:05,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:05,970 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:06,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 319 states and 513 transitions. [2023-11-21 18:42:06,747 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 513 transitions. [2023-11-21 18:42:06,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:42:06,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:06,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:06,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:06,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:06,875 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-21 18:42:07,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:07,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 322 states and 516 transitions. [2023-11-21 18:42:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 516 transitions. [2023-11-21 18:42:07,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:42:07,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:07,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:07,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:07,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:07,500 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:42:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 324 states and 517 transitions. [2023-11-21 18:42:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 517 transitions. [2023-11-21 18:42:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:42:07,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:07,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:07,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:07,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:08,033 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-21 18:42:08,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:08,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 327 states and 520 transitions. [2023-11-21 18:42:08,541 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 520 transitions. [2023-11-21 18:42:08,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:42:08,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:08,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:08,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:42:08,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:08,962 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:42:09,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:09,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 330 states and 523 transitions. [2023-11-21 18:42:09,791 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 523 transitions. [2023-11-21 18:42:09,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:42:09,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:09,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:09,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:09,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:09,912 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:42:10,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:10,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 332 states and 524 transitions. [2023-11-21 18:42:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 524 transitions. [2023-11-21 18:42:10,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:42:10,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:10,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:10,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:42:10,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:42:11,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 335 states and 534 transitions. [2023-11-21 18:42:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 534 transitions. [2023-11-21 18:42:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:42:11,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:11,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:11,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:42:11,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:42:11,417 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked.