./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-3-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 385b06dfd41f8b2cf291934cb4635d07bfe2a63001fa162165126d7b890c1d72 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:42,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:42,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:12:42,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:42,891 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:42,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:42,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:12:42,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:12:42,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:42,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:42,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:42,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:12:42,946 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:12:42,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:42,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:12:42,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:42,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:12:42,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:42,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:12:42,951 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:12:42,951 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:42,952 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:12:42,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:12:42,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:42,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:42,954 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:42,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:42,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:42,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:42,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:42,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:42,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:12:42,958 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:42,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:42,959 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:12:42,959 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_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 385b06dfd41f8b2cf291934cb4635d07bfe2a63001fa162165126d7b890c1d72 [2023-11-23 20:12:43,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:43,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:43,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:43,289 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:43,290 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:43,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/init-3-u.c [2023-11-23 20:12:46,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:46,649 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:46,649 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/sv-benchmarks/c/array-multidimensional/init-3-u.c [2023-11-23 20:12:46,657 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/data/a033d9ab9/6398f5f90f3846849e1af4e2de3c65a1/FLAGd2f606aaa [2023-11-23 20:12:46,676 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/data/a033d9ab9/6398f5f90f3846849e1af4e2de3c65a1 [2023-11-23 20:12:46,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:46,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:46,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:46,692 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:46,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:46,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771e55c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46, skipping insertion in model container [2023-11-23 20:12:46,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:46,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:46,909 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:46,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:46,946 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:46,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46 WrapperNode [2023-11-23 20:12:46,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:46,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:46,949 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:46,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:46,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,987 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2023-11-23 20:12:46,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:46,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:46,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:46,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:46,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:47,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:47,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:47,033 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:47,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:47,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:47,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:47,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:47,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ad09c3-fa90-4f6c-85eb-01a26626de0f/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:12:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:12:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:12:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:12:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:12:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:12:47,185 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:47,187 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:47,421 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:47,513 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:47,513 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:12:47,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:47 BoogieIcfgContainer [2023-11-23 20:12:47,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:47,515 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:47,516 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:47,526 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:47,526 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:47" (1/1) ... [2023-11-23 20:12:47,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:47,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-23 20:12:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-23 20:12:47,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:12:47,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:47,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:47,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-23 20:12:47,888 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-23 20:12:47,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:12:47,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:47,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:47,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:47,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2023-11-23 20:12:47,968 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2023-11-23 20:12:47,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:12:47,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:47,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:48,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 59 transitions. [2023-11-23 20:12:48,096 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 59 transitions. [2023-11-23 20:12:48,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:12:48,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:48,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:48,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2023-11-23 20:12:48,290 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2023-11-23 20:12:48,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:12:48,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:48,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2023-11-23 20:12:48,439 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2023-11-23 20:12:48,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:48,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:48,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:48,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2023-11-23 20:12:48,502 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2023-11-23 20:12:48,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:48,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:48,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2023-11-23 20:12:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2023-11-23 20:12:48,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:48,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:48,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:48,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2023-11-23 20:12:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2023-11-23 20:12:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:48,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:48,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:48,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:49,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 60 states and 108 transitions. [2023-11-23 20:12:49,165 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 108 transitions. [2023-11-23 20:12:49,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:49,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:49,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:49,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 63 states and 117 transitions. [2023-11-23 20:12:49,464 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 117 transitions. [2023-11-23 20:12:49,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:49,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:49,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:49,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2023-11-23 20:12:49,668 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2023-11-23 20:12:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:49,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:49,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:49,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:49,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 138 transitions. [2023-11-23 20:12:49,846 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 138 transitions. [2023-11-23 20:12:49,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:49,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:49,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:50,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 72 states and 142 transitions. [2023-11-23 20:12:50,380 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 142 transitions. [2023-11-23 20:12:50,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:50,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:50,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2023-11-23 20:12:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2023-11-23 20:12:50,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:50,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:50,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:50,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2023-11-23 20:12:51,141 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2023-11-23 20:12:51,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:51,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:51,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:51,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 152 transitions. [2023-11-23 20:12:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 152 transitions. [2023-11-23 20:12:51,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:51,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:51,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:51,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2023-11-23 20:12:51,610 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2023-11-23 20:12:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:51,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:51,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:51,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 81 states and 156 transitions. [2023-11-23 20:12:51,681 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 156 transitions. [2023-11-23 20:12:51,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:51,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:51,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:51,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:52,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2023-11-23 20:12:52,035 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2023-11-23 20:12:52,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:52,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:52,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2023-11-23 20:12:52,265 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2023-11-23 20:12:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:52,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:12:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 89 states and 169 transitions. [2023-11-23 20:12:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 169 transitions. [2023-11-23 20:12:52,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:52,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:52,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 92 states and 172 transitions. [2023-11-23 20:12:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 172 transitions. [2023-11-23 20:12:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:52,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:52,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:52,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:52,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:52,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:12:53,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 94 states and 173 transitions. [2023-11-23 20:12:53,047 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 173 transitions. [2023-11-23 20:12:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:53,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,143 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 97 states and 182 transitions. [2023-11-23 20:12:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 182 transitions. [2023-11-23 20:12:53,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:53,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,528 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:12:53,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 100 states and 185 transitions. [2023-11-23 20:12:53,737 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 185 transitions. [2023-11-23 20:12:53,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:53,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:53,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:53,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:53,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:53,791 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:53,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 102 states and 186 transitions. [2023-11-23 20:12:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 186 transitions. [2023-11-23 20:12:54,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:54,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:54,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 105 states and 189 transitions. [2023-11-23 20:12:54,478 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 189 transitions. [2023-11-23 20:12:54,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:54,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:54,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:54,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:12:54,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:54,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 190 transitions. [2023-11-23 20:12:54,660 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2023-11-23 20:12:54,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:54,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:54,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:54,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:12:54,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:54,789 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:55,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 110 states and 199 transitions. [2023-11-23 20:12:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 199 transitions. [2023-11-23 20:12:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:55,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:55,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:12:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 113 states and 202 transitions. [2023-11-23 20:12:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 202 transitions. [2023-11-23 20:12:55,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:55,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:55,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:12:55,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:55,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 115 states and 203 transitions. [2023-11-23 20:12:55,683 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 203 transitions. [2023-11-23 20:12:55,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:55,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:55,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:55,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:12:55,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:55,822 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 118 states and 206 transitions. [2023-11-23 20:12:56,153 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 206 transitions. [2023-11-23 20:12:56,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:56,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:56,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:12:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 120 states and 207 transitions. [2023-11-23 20:12:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 207 transitions. [2023-11-23 20:12:56,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:56,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:12:56,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:56,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 123 states and 216 transitions. [2023-11-23 20:12:56,838 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 216 transitions. [2023-11-23 20:12:56,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:12:56,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:56,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:12:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 126 states and 219 transitions. [2023-11-23 20:12:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 219 transitions. [2023-11-23 20:12:57,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:12:57,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:57,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:12:57,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 128 states and 220 transitions. [2023-11-23 20:12:57,370 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 220 transitions. [2023-11-23 20:12:57,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:57,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:12:57,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:57,534 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:57,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2023-11-23 20:12:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2023-11-23 20:12:57,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:57,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:57,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:57,972 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:12:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 133 states and 224 transitions. [2023-11-23 20:12:58,103 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 224 transitions. [2023-11-23 20:12:58,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:58,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:12:58,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:58,229 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2023-11-23 20:12:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2023-11-23 20:12:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:58,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:58,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:58,686 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:12:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 139 states and 236 transitions. [2023-11-23 20:12:58,920 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 236 transitions. [2023-11-23 20:12:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:58,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:58,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:58,977 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:12:59,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 141 states and 237 transitions. [2023-11-23 20:12:59,223 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 237 transitions. [2023-11-23 20:12:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:59,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:12:59,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:59,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:59,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 144 states and 240 transitions. [2023-11-23 20:12:59,811 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 240 transitions. [2023-11-23 20:12:59,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:59,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:59,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:59,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:59,846 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:59,873 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:13:00,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 146 states and 241 transitions. [2023-11-23 20:13:00,011 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 241 transitions. [2023-11-23 20:13:00,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:13:00,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:13:00,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:00,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 149 states and 250 transitions. [2023-11-23 20:13:00,582 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 250 transitions. [2023-11-23 20:13:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:13:00,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:00,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:00,657 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-23 20:13:00,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:00,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 152 states and 253 transitions. [2023-11-23 20:13:00,945 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 253 transitions. [2023-11-23 20:13:00,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:13:00,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:00,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:00,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:00,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:01,028 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:13:01,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:01,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 154 states and 254 transitions. [2023-11-23 20:13:01,276 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 254 transitions. [2023-11-23 20:13:01,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:13:01,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:01,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:01,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:13:01,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:01,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:01,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 157 states and 257 transitions. [2023-11-23 20:13:01,906 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 257 transitions. [2023-11-23 20:13:01,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:13:01,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:01,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:01,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:01,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:01,987 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:13:02,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 159 states and 258 transitions. [2023-11-23 20:13:02,139 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 258 transitions. [2023-11-23 20:13:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:13:02,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:02,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:02,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:13:02,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:02,297 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:02,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:02,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 162 states and 267 transitions. [2023-11-23 20:13:02,736 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 267 transitions. [2023-11-23 20:13:02,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:13:02,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:02,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:02,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:02,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-23 20:13:03,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 165 states and 270 transitions. [2023-11-23 20:13:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 270 transitions. [2023-11-23 20:13:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:13:03,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:03,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:03,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:03,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:03,186 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:13:03,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:03,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 167 states and 271 transitions. [2023-11-23 20:13:03,436 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 271 transitions. [2023-11-23 20:13:03,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:13:03,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:03,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:03,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:13:03,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:04,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 170 states and 274 transitions. [2023-11-23 20:13:04,047 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 274 transitions. [2023-11-23 20:13:04,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:13:04,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:04,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:13:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 172 states and 275 transitions. [2023-11-23 20:13:04,260 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 275 transitions. [2023-11-23 20:13:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:13:04,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:13:04,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:04,419 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:04,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:04,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 175 states and 284 transitions. [2023-11-23 20:13:04,881 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 284 transitions. [2023-11-23 20:13:04,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:04,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:04,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:04,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:04,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-23 20:13:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 178 states and 287 transitions. [2023-11-23 20:13:05,241 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 287 transitions. [2023-11-23 20:13:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:13:05,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:05,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:05,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:05,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:05,324 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:13:05,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:05,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 180 states and 288 transitions. [2023-11-23 20:13:05,580 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 288 transitions. [2023-11-23 20:13:05,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:05,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:05,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:05,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:05,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:05,661 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-23 20:13:09,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 207 states and 328 transitions. [2023-11-23 20:13:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 328 transitions. [2023-11-23 20:13:09,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:09,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:09,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:09,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:13:09,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 210 states and 331 transitions. [2023-11-23 20:13:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 331 transitions. [2023-11-23 20:13:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:10,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:10,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:10,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:10,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:10,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:10,332 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:13:10,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 212 states and 332 transitions. [2023-11-23 20:13:10,504 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 332 transitions. [2023-11-23 20:13:10,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:13:10,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:10,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:10,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:13:10,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:10,696 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:11,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 215 states and 342 transitions. [2023-11-23 20:13:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 342 transitions. [2023-11-23 20:13:11,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:13:11,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:11,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:11,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:11,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:11,339 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-23 20:13:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:11,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 218 states and 345 transitions. [2023-11-23 20:13:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 345 transitions. [2023-11-23 20:13:11,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:13:11,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:11,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:11,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:11,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:13:12,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 220 states and 346 transitions. [2023-11-23 20:13:12,166 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 346 transitions. [2023-11-23 20:13:12,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:13:12,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:12,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:12,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:12,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:12,269 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-23 20:13:12,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:12,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 223 states and 349 transitions. [2023-11-23 20:13:12,642 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 349 transitions. [2023-11-23 20:13:12,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:13:12,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:12,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:12,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:13:12,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:12,962 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:13,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 226 states and 352 transitions. [2023-11-23 20:13:13,492 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 352 transitions. [2023-11-23 20:13:13,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:13:13,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:13,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:13,580 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:13:13,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 228 states and 353 transitions. [2023-11-23 20:13:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 353 transitions. [2023-11-23 20:13:13,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:13:13,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:13:13,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:13,967 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 231 states and 363 transitions. [2023-11-23 20:13:14,548 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 363 transitions. [2023-11-23 20:13:14,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:13:14,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:14,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:14,651 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:13:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 234 states and 366 transitions. [2023-11-23 20:13:14,999 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 366 transitions. [2023-11-23 20:13:14,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:13:14,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:15,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:13:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 236 states and 367 transitions. [2023-11-23 20:13:15,487 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 367 transitions. [2023-11-23 20:13:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:13:15,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:15,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:15,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:15,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:13:16,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:16,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 239 states and 370 transitions. [2023-11-23 20:13:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 370 transitions. [2023-11-23 20:13:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:13:16,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:16,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:16,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:13:16,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:16,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:16,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 242 states and 373 transitions. [2023-11-23 20:13:16,888 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 373 transitions. [2023-11-23 20:13:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:13:16,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:16,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:16,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:16,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:16,996 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:13:17,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:17,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 244 states and 374 transitions. [2023-11-23 20:13:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 374 transitions. [2023-11-23 20:13:17,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:13:17,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:17,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:17,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:13:17,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:17,500 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:18,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:18,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 247 states and 384 transitions. [2023-11-23 20:13:18,105 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 384 transitions. [2023-11-23 20:13:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:13:18,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:18,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:18,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:18,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:18,201 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-23 20:13:18,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:18,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 250 states and 387 transitions. [2023-11-23 20:13:18,581 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 387 transitions. [2023-11-23 20:13:18,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:13:18,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:18,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:18,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:18,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:13:19,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:19,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 252 states and 388 transitions. [2023-11-23 20:13:19,005 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 388 transitions. [2023-11-23 20:13:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:13:19,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:19,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:19,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:19,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:19,109 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-23 20:13:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:19,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 255 states and 391 transitions. [2023-11-23 20:13:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 391 transitions. [2023-11-23 20:13:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:13:19,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:19,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:19,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:13:19,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:19,892 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:20,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:20,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 258 states and 394 transitions. [2023-11-23 20:13:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 394 transitions. [2023-11-23 20:13:20,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:13:20,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:20,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:20,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:13:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 260 states and 395 transitions. [2023-11-23 20:13:20,819 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 395 transitions. [2023-11-23 20:13:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:13:20,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:20,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:20,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:13:20,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:21,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:21,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 263 states and 405 transitions. [2023-11-23 20:13:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 405 transitions. [2023-11-23 20:13:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:13:21,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:21,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:21,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:21,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:21,855 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-23 20:13:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:22,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 266 states and 408 transitions. [2023-11-23 20:13:22,289 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 408 transitions. [2023-11-23 20:13:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:13:22,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:22,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:22,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:22,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:22,405 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:13:22,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:22,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 268 states and 409 transitions. [2023-11-23 20:13:22,767 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 409 transitions. [2023-11-23 20:13:22,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:13:22,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:22,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:22,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:22,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:22,859 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-23 20:13:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 271 states and 412 transitions. [2023-11-23 20:13:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 412 transitions. [2023-11-23 20:13:23,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:13:23,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:23,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:23,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:13:23,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:24,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 274 states and 415 transitions. [2023-11-23 20:13:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 415 transitions. [2023-11-23 20:13:24,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:13:24,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:24,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:13:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 276 states and 416 transitions. [2023-11-23 20:13:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 416 transitions. [2023-11-23 20:13:24,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:13:24,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:24,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:24,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:13:24,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:25,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:25,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 279 states and 426 transitions. [2023-11-23 20:13:25,617 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 426 transitions. [2023-11-23 20:13:25,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:13:25,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:25,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:25,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:25,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:25,780 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-23 20:13:26,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 282 states and 429 transitions. [2023-11-23 20:13:26,202 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 429 transitions. [2023-11-23 20:13:26,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:13:26,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:26,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:26,329 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:13:26,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 284 states and 430 transitions. [2023-11-23 20:13:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 430 transitions. [2023-11-23 20:13:26,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:13:26,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:26,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:26,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:26,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:26,839 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-23 20:13:27,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:27,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 287 states and 433 transitions. [2023-11-23 20:13:27,316 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 433 transitions. [2023-11-23 20:13:27,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:13:27,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:27,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:27,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:13:27,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:28,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 290 states and 436 transitions. [2023-11-23 20:13:28,539 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 436 transitions. [2023-11-23 20:13:28,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:13:28,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:28,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:28,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:28,660 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:13:28,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:28,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 292 states and 437 transitions. [2023-11-23 20:13:28,886 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 437 transitions. [2023-11-23 20:13:28,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:13:28,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:28,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:28,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 20:13:28,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:29,191 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:29,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 295 states and 447 transitions. [2023-11-23 20:13:29,968 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 447 transitions. [2023-11-23 20:13:29,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:13:29,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:29,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:30,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:30,103 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-23 20:13:30,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:30,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 298 states and 450 transitions. [2023-11-23 20:13:30,651 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 450 transitions. [2023-11-23 20:13:30,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:13:30,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:30,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:30,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:30,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:30,834 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:13:31,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 300 states and 451 transitions. [2023-11-23 20:13:31,245 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 451 transitions. [2023-11-23 20:13:31,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:31,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:31,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-23 20:13:31,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 303 states and 454 transitions. [2023-11-23 20:13:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 454 transitions. [2023-11-23 20:13:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:31,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:31,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:31,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:13:31,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:32,340 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:33,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 306 states and 457 transitions. [2023-11-23 20:13:33,102 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 457 transitions. [2023-11-23 20:13:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:33,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:33,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:33,292 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-23 20:13:33,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 308 states and 458 transitions. [2023-11-23 20:13:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 458 transitions. [2023-11-23 20:13:33,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:13:33,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:33,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:33,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-23 20:13:33,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:34,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:34,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 311 states and 468 transitions. [2023-11-23 20:13:34,677 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 468 transitions. [2023-11-23 20:13:34,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:13:34,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:34,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:34,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:34,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:34,806 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-11-23 20:13:35,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 314 states and 471 transitions. [2023-11-23 20:13:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 471 transitions. [2023-11-23 20:13:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:13:35,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:35,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:35,420 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:13:35,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:35,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 316 states and 472 transitions. [2023-11-23 20:13:35,849 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 472 transitions. [2023-11-23 20:13:35,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:13:35,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:35,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:35,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:35,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-11-23 20:13:36,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:36,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 319 states and 475 transitions. [2023-11-23 20:13:36,504 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 475 transitions. [2023-11-23 20:13:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:13:36,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:36,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:36,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:13:36,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:36,919 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:13:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:37,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 322 states and 478 transitions. [2023-11-23 20:13:37,709 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 478 transitions. [2023-11-23 20:13:37,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:13:37,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:37,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:37,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:37,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:37,840 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-23 20:13:38,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:38,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 324 states and 479 transitions. [2023-11-23 20:13:38,099 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 479 transitions. [2023-11-23 20:13:38,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:13:38,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:38,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:38,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:13:38,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:38,390 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 327 states and 489 transitions. [2023-11-23 20:13:39,308 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 489 transitions. [2023-11-23 20:13:39,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:13:39,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:39,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:39,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:39,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked.