./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_15x0-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_15x0-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 b32326f1b997cecaa031e8ab338eea5ffa634c465fc73ccabccfc7d02b1e5cc1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:04:24,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:04:24,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:04:24,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:04:24,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:04:24,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:04:24,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:04:24,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:04:24,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:04:24,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:04:24,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:04:24,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:04:24,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:04:24,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:04:24,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:04:24,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:04:24,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:04:24,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:04:24,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:04:24,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:04:24,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:04:24,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:04:24,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:04:24,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:04:24,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:04:24,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:04:24,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:04:24,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:04:24,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:04:24,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:04:24,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:04:24,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:04:24,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:04:24,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:04:24,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:04:24,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:04:24,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:04:24,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:04:24,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:04:24,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:04:24,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:04:24,962 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 03:04:24,976 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:04:24,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:04:24,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:04:24,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:04:24,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:04:24,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:04:24,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:04:24,986 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:04:24,986 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:04:24,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:04:24,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:04:24,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:04:24,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:04:24,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:04:24,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:04:24,988 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:04:24,989 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:04:24,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:04:24,989 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:04:24,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:04:24,989 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:04:24,989 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:04:24,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:04:24,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:04:24,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:04:24,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:04:24,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:04:24,990 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:04:24,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:04:24,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:04:24,991 INFO L138 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_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b32326f1b997cecaa031e8ab338eea5ffa634c465fc73ccabccfc7d02b1e5cc1 [2022-12-15 03:04:25,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:04:25,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:04:25,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:04:25,171 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:04:25,172 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:04:25,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/recursive-simple/sum_15x0-1.c [2022-12-15 03:04:27,776 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:04:27,931 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:04:27,931 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/sv-benchmarks/c/recursive-simple/sum_15x0-1.c [2022-12-15 03:04:27,935 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/data/6168f80b7/8d7294a5eddf4dbc87a374274725cdf0/FLAG8a715f991 [2022-12-15 03:04:27,945 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/data/6168f80b7/8d7294a5eddf4dbc87a374274725cdf0 [2022-12-15 03:04:27,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:04:27,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:04:27,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:04:27,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:04:27,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:04:27,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:04:27" (1/1) ... [2022-12-15 03:04:27,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55016479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:27, skipping insertion in model container [2022-12-15 03:04:27,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:04:27" (1/1) ... [2022-12-15 03:04:27,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:04:27,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:04:28,071 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/sv-benchmarks/c/recursive-simple/sum_15x0-1.c[481,494] [2022-12-15 03:04:28,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:04:28,079 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:04:28,088 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/sv-benchmarks/c/recursive-simple/sum_15x0-1.c[481,494] [2022-12-15 03:04:28,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:04:28,098 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:04:28,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28 WrapperNode [2022-12-15 03:04:28,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:04:28,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:04:28,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:04:28,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:04:28,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,121 INFO L138 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-12-15 03:04:28,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:04:28,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:04:28,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:04:28,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:04:28,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,132 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:04:28,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:04:28,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:04:28,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:04:28,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:04:28,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:04:28,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:04:28,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:04:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:04:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:04:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:04:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-12-15 03:04:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-12-15 03:04:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:04:28,250 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:04:28,251 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:04:28,338 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:04:28,356 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:04:28,356 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 03:04:28,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:04:28 BoogieIcfgContainer [2022-12-15 03:04:28,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:04:28,359 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:04:28,359 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:04:28,366 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:04:28,366 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:04:28" (1/1) ... [2022-12-15 03:04:28,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:04:28,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:28,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2022-12-15 03:04:28,416 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-12-15 03:04:28,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:04:28,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:28,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:28,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:28,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 30 transitions. [2022-12-15 03:04:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2022-12-15 03:04:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:04:28,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:28,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:28,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:28,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 29 transitions. [2022-12-15 03:04:28,671 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2022-12-15 03:04:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:04:28,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:28,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:28,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:28,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 34 transitions. [2022-12-15 03:04:28,894 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-12-15 03:04:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:04:28,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:28,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:28,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:29,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 42 transitions. [2022-12-15 03:04:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2022-12-15 03:04:29,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:04:29,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:29,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:29,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:29,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:29,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 43 transitions. [2022-12-15 03:04:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-12-15 03:04:29,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:04:29,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:29,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:29,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:29,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:29,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 53 transitions. [2022-12-15 03:04:29,769 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2022-12-15 03:04:29,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:04:29,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:29,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:29,819 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:29,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:29,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 57 transitions. [2022-12-15 03:04:29,888 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2022-12-15 03:04:29,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:04:29,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:29,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:29,973 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:30,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 68 transitions. [2022-12-15 03:04:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2022-12-15 03:04:30,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:04:30,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:30,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:31,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 79 transitions. [2022-12-15 03:04:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-15 03:04:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:04:31,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:31,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:31,220 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:31,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:31,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 93 transitions. [2022-12-15 03:04:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2022-12-15 03:04:31,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:04:31,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:31,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:32,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:32,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 97 transitions. [2022-12-15 03:04:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2022-12-15 03:04:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:04:32,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:32,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:32,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:32,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 101 transitions. [2022-12-15 03:04:32,513 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2022-12-15 03:04:32,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:04:32,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:32,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:32,617 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 81 states and 116 transitions. [2022-12-15 03:04:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 116 transitions. [2022-12-15 03:04:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:04:33,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:33,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:33,374 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:33,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:33,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 131 transitions. [2022-12-15 03:04:33,905 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 131 transitions. [2022-12-15 03:04:33,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:04:33,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:33,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:34,048 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:34,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:34,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 92 states and 134 transitions. [2022-12-15 03:04:34,259 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2022-12-15 03:04:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:04:34,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:34,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:34,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 95 states and 137 transitions. [2022-12-15 03:04:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2022-12-15 03:04:34,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:04:34,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:34,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:34,871 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:35,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 154 transitions. [2022-12-15 03:04:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 154 transitions. [2022-12-15 03:04:35,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:04:35,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:35,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:36,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:36,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 109 states and 171 transitions. [2022-12-15 03:04:36,208 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 171 transitions. [2022-12-15 03:04:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:04:36,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:36,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 113 states and 174 transitions. [2022-12-15 03:04:36,582 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 174 transitions. [2022-12-15 03:04:36,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:04:36,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:36,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:36,804 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 36 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:37,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 116 states and 177 transitions. [2022-12-15 03:04:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2022-12-15 03:04:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 03:04:37,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:37,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:37,344 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:38,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:38,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 123 states and 196 transitions. [2022-12-15 03:04:38,119 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 196 transitions. [2022-12-15 03:04:38,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 03:04:38,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:38,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:38,273 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 130 states and 215 transitions. [2022-12-15 03:04:38,960 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 215 transitions. [2022-12-15 03:04:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 03:04:38,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:38,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:39,266 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:39,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:39,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 134 states and 218 transitions. [2022-12-15 03:04:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 218 transitions. [2022-12-15 03:04:39,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 03:04:39,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:39,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:39,870 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 62 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 137 states and 221 transitions. [2022-12-15 03:04:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 221 transitions. [2022-12-15 03:04:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 03:04:40,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:40,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:40,471 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:41,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:41,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 144 states and 242 transitions. [2022-12-15 03:04:41,525 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 242 transitions. [2022-12-15 03:04:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 03:04:41,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:41,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:41,718 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:42,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 151 states and 263 transitions. [2022-12-15 03:04:42,415 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 263 transitions. [2022-12-15 03:04:42,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 03:04:42,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:42,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:43,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 155 states and 266 transitions. [2022-12-15 03:04:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 266 transitions. [2022-12-15 03:04:43,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-15 03:04:43,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:43,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:43,612 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 95 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:44,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 158 states and 269 transitions. [2022-12-15 03:04:44,111 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 269 transitions. [2022-12-15 03:04:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 03:04:44,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:44,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:45,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 165 states and 292 transitions. [2022-12-15 03:04:45,320 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 292 transitions. [2022-12-15 03:04:45,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 03:04:45,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:45,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:45,496 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:46,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 172 states and 315 transitions. [2022-12-15 03:04:46,190 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 315 transitions. [2022-12-15 03:04:46,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 03:04:46,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:46,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:47,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:47,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 176 states and 318 transitions. [2022-12-15 03:04:47,073 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 318 transitions. [2022-12-15 03:04:47,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:04:47,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:47,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 135 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:48,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:48,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 179 states and 321 transitions. [2022-12-15 03:04:48,243 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 321 transitions. [2022-12-15 03:04:48,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 03:04:48,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:48,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:49,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:49,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 186 states and 346 transitions. [2022-12-15 03:04:49,655 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 346 transitions. [2022-12-15 03:04:49,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-15 03:04:49,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:49,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:49,871 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:50,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:50,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 193 states and 371 transitions. [2022-12-15 03:04:50,767 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 371 transitions. [2022-12-15 03:04:50,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-15 03:04:50,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:50,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 197 states and 374 transitions. [2022-12-15 03:04:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 374 transitions. [2022-12-15 03:04:51,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-15 03:04:51,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:51,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:52,369 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 182 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:52,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:52,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 200 states and 377 transitions. [2022-12-15 03:04:52,840 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 377 transitions. [2022-12-15 03:04:52,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 03:04:52,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:52,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:53,043 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:54,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 207 states and 404 transitions. [2022-12-15 03:04:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 404 transitions. [2022-12-15 03:04:54,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 03:04:54,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:54,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:54,425 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:55,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:55,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 214 states and 431 transitions. [2022-12-15 03:04:55,492 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 431 transitions. [2022-12-15 03:04:55,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-15 03:04:55,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:55,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:56,297 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 218 states and 434 transitions. [2022-12-15 03:04:56,685 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 434 transitions. [2022-12-15 03:04:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 03:04:56,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:56,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:57,616 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 236 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:58,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:58,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 221 states and 437 transitions. [2022-12-15 03:04:58,096 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 437 transitions. [2022-12-15 03:04:58,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 03:04:58,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:58,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:58,302 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:04:59,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:04:59,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 228 states and 466 transitions. [2022-12-15 03:04:59,534 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 466 transitions. [2022-12-15 03:04:59,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-15 03:04:59,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:04:59,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:04:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:04:59,750 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:00,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:00,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 235 states and 495 transitions. [2022-12-15 03:05:00,697 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 495 transitions. [2022-12-15 03:05:00,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-15 03:05:00,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:00,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:01,530 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:01,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 239 states and 498 transitions. [2022-12-15 03:05:01,949 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 498 transitions. [2022-12-15 03:05:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-15 03:05:01,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:01,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 297 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 242 states and 501 transitions. [2022-12-15 03:05:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 501 transitions. [2022-12-15 03:05:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-15 03:05:03,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:03,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:05,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 249 states and 532 transitions. [2022-12-15 03:05:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 532 transitions. [2022-12-15 03:05:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-15 03:05:05,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:05,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:06,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:06,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 256 states and 563 transitions. [2022-12-15 03:05:06,523 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 563 transitions. [2022-12-15 03:05:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-15 03:05:06,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:06,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:07,639 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:08,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:08,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 260 states and 566 transitions. [2022-12-15 03:05:08,095 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 566 transitions. [2022-12-15 03:05:08,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-15 03:05:08,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:08,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:09,243 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 365 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:09,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:09,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 263 states and 569 transitions. [2022-12-15 03:05:09,947 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 569 transitions. [2022-12-15 03:05:09,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-15 03:05:09,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:09,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:10,199 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 270 states and 602 transitions. [2022-12-15 03:05:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 602 transitions. [2022-12-15 03:05:11,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-15 03:05:11,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:11,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:12,092 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:13,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 277 states and 635 transitions. [2022-12-15 03:05:13,319 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 635 transitions. [2022-12-15 03:05:13,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-15 03:05:13,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:13,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 510 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:15,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 281 states and 638 transitions. [2022-12-15 03:05:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 638 transitions. [2022-12-15 03:05:15,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-15 03:05:15,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:15,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 440 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 284 states and 641 transitions. [2022-12-15 03:05:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 641 transitions. [2022-12-15 03:05:17,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-15 03:05:17,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:17,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:19,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 291 states and 676 transitions. [2022-12-15 03:05:19,116 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 676 transitions. [2022-12-15 03:05:19,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-15 03:05:19,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:19,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:19,424 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:21,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:21,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 298 states and 711 transitions. [2022-12-15 03:05:21,011 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 711 transitions. [2022-12-15 03:05:21,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-15 03:05:21,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:21,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:22,709 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 598 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:23,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 302 states and 714 transitions. [2022-12-15 03:05:23,255 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 714 transitions. [2022-12-15 03:05:23,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-12-15 03:05:23,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:23,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 522 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:26,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 305 states and 717 transitions. [2022-12-15 03:05:26,053 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 717 transitions. [2022-12-15 03:05:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-15 03:05:26,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:26,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:26,421 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:28,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:28,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 312 states and 754 transitions. [2022-12-15 03:05:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 754 transitions. [2022-12-15 03:05:28,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-15 03:05:28,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:28,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 0 proven. 665 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:30,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 319 states and 775 transitions. [2022-12-15 03:05:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 775 transitions. [2022-12-15 03:05:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-15 03:05:30,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:30,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:32,502 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 693 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 323 states and 778 transitions. [2022-12-15 03:05:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 778 transitions. [2022-12-15 03:05:33,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-15 03:05:33,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:33,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 611 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:35,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:35,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 326 states and 781 transitions. [2022-12-15 03:05:35,754 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 781 transitions. [2022-12-15 03:05:35,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-15 03:05:35,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:35,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:36,122 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 0 proven. 721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:38,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 333 states and 819 transitions. [2022-12-15 03:05:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 819 transitions. [2022-12-15 03:05:38,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-15 03:05:38,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:38,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 572 proven. 193 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:42,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:42,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 337 states and 825 transitions. [2022-12-15 03:05:42,296 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 825 transitions. [2022-12-15 03:05:42,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-15 03:05:42,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:42,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 795 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:44,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:44,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 121 states and 135 transitions. [2022-12-15 03:05:44,837 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 135 transitions. [2022-12-15 03:05:44,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-15 03:05:44,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:44,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:45,362 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:05:47,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 134 transitions. [2022-12-15 03:05:47,572 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 134 transitions. [2022-12-15 03:05:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-15 03:05:47,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:47,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:47,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2022-12-15 03:05:47,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 119 states and 133 transitions. [2022-12-15 03:05:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 133 transitions. [2022-12-15 03:05:47,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-12-15 03:05:47,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:05:47,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:05:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:05:48,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2022-12-15 03:05:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:05:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 118 states and 132 transitions. [2022-12-15 03:05:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 132 transitions. [2022-12-15 03:05:48,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:05:48,623 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 67 iterations. [2022-12-15 03:05:48,631 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 03:05:49,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:05:49 ImpRootNode [2022-12-15 03:05:49,378 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:05:49,379 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:05:49,379 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:05:49,379 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:05:49,379 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:04:28" (3/4) ... [2022-12-15 03:05:49,381 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:05:49,385 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sum [2022-12-15 03:05:49,388 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-12-15 03:05:49,388 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 03:05:49,388 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-15 03:05:49,388 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:05:49,409 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:05:49,410 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:05:49,410 INFO L158 Benchmark]: Toolchain (without parser) took 81461.98ms. Allocated memory was 153.1MB in the beginning and 589.3MB in the end (delta: 436.2MB). Free memory was 119.4MB in the beginning and 461.5MB in the end (delta: -342.1MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. [2022-12-15 03:05:49,410 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 153.1MB. Free memory was 120.8MB in the beginning and 120.6MB in the end (delta: 162.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:05:49,411 INFO L158 Benchmark]: CACSL2BoogieTranslator took 149.78ms. Allocated memory is still 153.1MB. Free memory was 119.4MB in the beginning and 109.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 03:05:49,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.08ms. Allocated memory is still 153.1MB. Free memory was 109.5MB in the beginning and 107.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:05:49,411 INFO L158 Benchmark]: Boogie Preprocessor took 12.12ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 106.9MB in the end (delta: 921.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:05:49,411 INFO L158 Benchmark]: RCFGBuilder took 223.80ms. Allocated memory is still 153.1MB. Free memory was 106.9MB in the beginning and 96.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 03:05:49,412 INFO L158 Benchmark]: CodeCheck took 81019.74ms. Allocated memory was 153.1MB in the beginning and 589.3MB in the end (delta: 436.2MB). Free memory was 96.2MB in the beginning and 463.6MB in the end (delta: -367.4MB). Peak memory consumption was 391.7MB. Max. memory is 16.1GB. [2022-12-15 03:05:49,412 INFO L158 Benchmark]: Witness Printer took 31.03ms. Allocated memory is still 589.3MB. Free memory was 463.6MB in the beginning and 461.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:05:49,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 26 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 80.2s, OverallIterations: 67, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33316 SdHoareTripleChecker+Valid, 55.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32539 mSDsluCounter, 3486 SdHoareTripleChecker+Invalid, 47.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 8362 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 90663 IncrementalHoareTripleChecker+Invalid, 99025 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8362 mSolverCounterUnsat, 3478 mSDtfsCounter, 90663 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31005 GetRequests, 29591 SyntacticMatches, 598 SemanticMatches, 816 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 667978 ImplicationChecksByTransitivity, 72.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 30.7s InterpolantComputationTime, 3988 NumberOfCodeBlocks, 3988 NumberOfCodeBlocksAsserted, 66 NumberOfCheckSat, 3922 ConstructedInterpolants, 0 QuantifiedInterpolants, 12646 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 66 InterpolantComputations, 22 PerfectInterpolantSequences, 10195/19070 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 9]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 153.1MB. Free memory was 120.8MB in the beginning and 120.6MB in the end (delta: 162.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 149.78ms. Allocated memory is still 153.1MB. Free memory was 119.4MB in the beginning and 109.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.08ms. Allocated memory is still 153.1MB. Free memory was 109.5MB in the beginning and 107.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.12ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 106.9MB in the end (delta: 921.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 223.80ms. Allocated memory is still 153.1MB. Free memory was 106.9MB in the beginning and 96.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 81019.74ms. Allocated memory was 153.1MB in the beginning and 589.3MB in the end (delta: 436.2MB). Free memory was 96.2MB in the beginning and 463.6MB in the end (delta: -367.4MB). Peak memory consumption was 391.7MB. Max. memory is 16.1GB. * Witness Printer took 31.03ms. Allocated memory is still 589.3MB. Free memory was 463.6MB in the beginning and 461.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 03:05:49,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf245369-ef0b-42c4-a334-3d8315e35369/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE