./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/rewnif.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/rewnif.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg --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 5ee21d1db2a363655b71bcb8ab92ef8d6b86a57a4ebbd79d98cb55c59d3ed1f5 --- 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-b5237d8 [2022-11-21 22:18:22,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:18:22,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:18:23,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:18:23,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:18:23,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:18:23,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:18:23,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:18:23,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:18:23,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:18:23,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:18:23,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:18:23,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:18:23,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:18:23,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:18:23,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:18:23,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:18:23,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:18:23,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:18:23,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:18:23,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:18:23,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:18:23,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:18:23,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:18:23,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:18:23,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:18:23,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:18:23,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:18:23,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:18:23,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:18:23,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:18:23,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:18:23,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:18:23,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:18:23,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:18:23,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:18:23,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:18:23,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:18:23,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:18:23,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:18:23,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:18:23,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:18:23,091 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:18:23,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:18:23,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:18:23,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:18:23,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:18:23,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:18:23,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:18:23,095 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:18:23,095 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:18:23,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:18:23,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:18:23,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:18:23,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:18:23,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:18:23,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:18:23,097 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:18:23,097 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:18:23,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:18:23,098 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:18:23,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:18:23,099 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:18:23,099 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:18:23,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:18:23,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:18:23,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:18:23,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:18:23,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:18:23,101 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:18:23,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:18:23,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:18:23,102 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_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ee21d1db2a363655b71bcb8ab92ef8d6b86a57a4ebbd79d98cb55c59d3ed1f5 [2022-11-21 22:18:23,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:18:23,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:18:23,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:18:23,542 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:18:23,543 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:18:23,544 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-tiling/rewnif.c [2022-11-21 22:18:27,034 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:18:27,301 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:18:27,302 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/sv-benchmarks/c/array-tiling/rewnif.c [2022-11-21 22:18:27,310 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/data/4e96523dd/47dcdca549494823af2eb895b00acec6/FLAG69b5c99a7 [2022-11-21 22:18:27,329 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/data/4e96523dd/47dcdca549494823af2eb895b00acec6 [2022-11-21 22:18:27,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:18:27,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:18:27,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:18:27,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:18:27,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:18:27,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6203290a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27, skipping insertion in model container [2022-11-21 22:18:27,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:18:27,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:18:27,565 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_1f80e4ed-60e5-4b18-949e-fa495581d32c/sv-benchmarks/c/array-tiling/rewnif.c[397,410] [2022-11-21 22:18:27,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:18:27,598 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:18:27,618 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_1f80e4ed-60e5-4b18-949e-fa495581d32c/sv-benchmarks/c/array-tiling/rewnif.c[397,410] [2022-11-21 22:18:27,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:18:27,655 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:18:27,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27 WrapperNode [2022-11-21 22:18:27,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:18:27,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:18:27,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:18:27,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:18:27,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,704 INFO L138 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2022-11-21 22:18:27,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:18:27,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:18:27,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:18:27,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:18:27,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,729 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:18:27,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:18:27,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:18:27,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:18:27,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:27" (1/1) ... [2022-11-21 22:18:27,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:18:27,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:18:27,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:18:27,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f80e4ed-60e5-4b18-949e-fa495581d32c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:18:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:18:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:18:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:18:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:18:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:18:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:18:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:18:27,932 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:18:27,935 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:18:28,133 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:18:28,192 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:18:28,192 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:18:28,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:28 BoogieIcfgContainer [2022-11-21 22:18:28,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:18:28,209 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:18:28,209 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:18:28,233 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:18:28,233 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:28" (1/1) ... [2022-11-21 22:18:28,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:18:28,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:28,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 22:18:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 22:18:28,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:18:28,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:28,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:28,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:28,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-11-21 22:18:28,723 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-11-21 22:18:28,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:18:28,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:28,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:28,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:28,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:28,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-11-21 22:18:28,885 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-11-21 22:18:28,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:18:28,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:28,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:29,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:29,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:29,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2022-11-21 22:18:29,244 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2022-11-21 22:18:29,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:18:29,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:29,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:29,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:29,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-11-21 22:18:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-21 22:18:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:18:29,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:29,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:29,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-11-21 22:18:29,437 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-21 22:18:29,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:18:29,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:29,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:29,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:29,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2022-11-21 22:18:29,555 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-11-21 22:18:29,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:18:29,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:29,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:29,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:29,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:29,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2022-11-21 22:18:29,805 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2022-11-21 22:18:29,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:18:29,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:29,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:29,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:29,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2022-11-21 22:18:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-11-21 22:18:29,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:18:29,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:29,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:30,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:30,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:30,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-11-21 22:18:30,163 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-11-21 22:18:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:18:30,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:30,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:30,295 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:30,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2022-11-21 22:18:30,460 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2022-11-21 22:18:30,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:18:30,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:30,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:18:30,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-11-21 22:18:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-11-21 22:18:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:18:30,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:30,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:30,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:18:30,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:30,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2022-11-21 22:18:30,726 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-11-21 22:18:30,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:18:30,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:30,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:30,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:30,784 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:18:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:30,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-11-21 22:18:30,947 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-11-21 22:18:30,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:18:30,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:30,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:31,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:18:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2022-11-21 22:18:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2022-11-21 22:18:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:18:31,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:31,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:31,273 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:18:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:31,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2022-11-21 22:18:31,376 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-11-21 22:18:31,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:18:31,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:31,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:18:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-11-21 22:18:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-11-21 22:18:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:18:31,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:31,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:31,983 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:18:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-11-21 22:18:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-11-21 22:18:32,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:18:32,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:32,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:32,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:18:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2022-11-21 22:18:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-11-21 22:18:32,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:18:32,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:32,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:32,402 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:18:34,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:34,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2022-11-21 22:18:34,072 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2022-11-21 22:18:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:18:34,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:34,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:34,161 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:18:34,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:34,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2022-11-21 22:18:34,343 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-11-21 22:18:34,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:18:34,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:34,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:34,423 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:18:34,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:34,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2022-11-21 22:18:34,451 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2022-11-21 22:18:34,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:18:34,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:34,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:34,559 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:18:34,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:34,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2022-11-21 22:18:34,722 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2022-11-21 22:18:34,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:18:34,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:34,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:18:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2022-11-21 22:18:35,151 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2022-11-21 22:18:35,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:18:35,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:35,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:35,656 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:38,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:38,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 78 states and 98 transitions. [2022-11-21 22:18:38,471 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2022-11-21 22:18:38,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:18:38,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:38,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:18:40,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 82 states and 101 transitions. [2022-11-21 22:18:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 101 transitions. [2022-11-21 22:18:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:18:40,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:40,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:40,395 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-21 22:18:40,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:40,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 85 states and 103 transitions. [2022-11-21 22:18:40,733 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 103 transitions. [2022-11-21 22:18:40,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:18:40,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:40,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:40,813 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 22:18:40,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:40,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 61 states and 75 transitions. [2022-11-21 22:18:40,959 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2022-11-21 22:18:40,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:18:40,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:40,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:41,223 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-21 22:18:42,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:42,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2022-11-21 22:18:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2022-11-21 22:18:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:18:42,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:42,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:42,388 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-21 22:18:43,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:43,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2022-11-21 22:18:43,401 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2022-11-21 22:18:43,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:18:43,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:43,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:18:49,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 106 transitions. [2022-11-21 22:18:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 106 transitions. [2022-11-21 22:18:49,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 22:18:49,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:49,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-21 22:18:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:50,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 91 states and 110 transitions. [2022-11-21 22:18:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 110 transitions. [2022-11-21 22:18:50,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 22:18:50,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:51,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:52,199 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 62 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:18:59,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:59,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 115 states and 137 transitions. [2022-11-21 22:18:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2022-11-21 22:18:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 22:18:59,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:59,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-11-21 22:19:01,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 118 states and 141 transitions. [2022-11-21 22:19:01,652 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2022-11-21 22:19:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 22:19:01,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:01,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:03,101 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 43 proven. 100 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:19:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 145 states and 172 transitions. [2022-11-21 22:19:12,479 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2022-11-21 22:19:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 22:19:12,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:12,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:13,169 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2022-11-21 22:19:15,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 148 states and 176 transitions. [2022-11-21 22:19:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2022-11-21 22:19:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-21 22:19:15,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:15,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:16,713 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 60 proven. 147 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:19:29,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 178 states and 211 transitions. [2022-11-21 22:19:29,575 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 211 transitions. [2022-11-21 22:19:29,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 22:19:29,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:29,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:30,150 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-11-21 22:19:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 181 states and 215 transitions. [2022-11-21 22:19:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 215 transitions. [2022-11-21 22:19:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 22:19:31,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:31,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:33,869 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 80 proven. 203 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:19:50,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:50,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 214 states and 254 transitions. [2022-11-21 22:19:50,467 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 254 transitions. [2022-11-21 22:19:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-21 22:19:50,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:50,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2022-11-21 22:19:53,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:19:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 217 states and 258 transitions. [2022-11-21 22:19:53,594 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 258 transitions. [2022-11-21 22:19:53,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-21 22:19:53,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:19:53,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:19:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:55,458 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 103 proven. 268 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:20:16,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:16,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 253 states and 301 transitions. [2022-11-21 22:20:16,941 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 301 transitions. [2022-11-21 22:20:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-21 22:20:16,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:16,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:18,027 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2022-11-21 22:20:20,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:20,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 256 states and 305 transitions. [2022-11-21 22:20:20,925 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 305 transitions. [2022-11-21 22:20:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-21 22:20:20,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:20,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:23,687 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 129 proven. 342 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:20:50,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:50,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 295 states and 352 transitions. [2022-11-21 22:20:50,983 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 352 transitions. [2022-11-21 22:20:50,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-21 22:20:50,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:50,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2022-11-21 22:20:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:55,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 298 states and 356 transitions. [2022-11-21 22:20:55,295 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 356 transitions. [2022-11-21 22:20:55,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-21 22:20:55,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:55,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 158 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:21:30,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:30,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 340 states and 407 transitions. [2022-11-21 22:21:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 407 transitions. [2022-11-21 22:21:30,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-21 22:21:30,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:30,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:32,315 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2022-11-21 22:21:35,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:35,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 343 states and 411 transitions. [2022-11-21 22:21:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 411 transitions. [2022-11-21 22:21:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-21 22:21:35,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:35,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 190 proven. 517 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:22:16,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:16,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 388 states and 466 transitions. [2022-11-21 22:22:16,729 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 466 transitions. [2022-11-21 22:22:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-21 22:22:16,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:16,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:18,011 INFO L134 CoverageAnalysis]: Checked inductivity of 806 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2022-11-21 22:22:22,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:22:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 391 states and 470 transitions. [2022-11-21 22:22:22,150 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 470 transitions. [2022-11-21 22:22:22,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-21 22:22:22,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:22:22,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:22:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 225 proven. 618 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:23:11,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:23:11,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 439 states and 529 transitions. [2022-11-21 22:23:11,266 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 529 transitions. [2022-11-21 22:23:11,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-21 22:23:11,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:23:11,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:23:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:23:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2022-11-21 22:23:17,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:23:17,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 442 states and 533 transitions. [2022-11-21 22:23:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 533 transitions. [2022-11-21 22:23:17,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-21 22:23:17,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:23:17,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:23:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:23:22,136 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 263 proven. 728 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:24:16,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:16,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 493 states and 596 transitions. [2022-11-21 22:24:16,853 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 596 transitions. [2022-11-21 22:24:16,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-11-21 22:24:16,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:16,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:18,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1108 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2022-11-21 22:24:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:24,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 496 states and 600 transitions. [2022-11-21 22:24:24,045 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 600 transitions. [2022-11-21 22:24:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-21 22:24:24,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:24,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:28,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 304 proven. 847 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:25:32,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:32,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 550 states and 667 transitions. [2022-11-21 22:25:32,004 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 667 transitions. [2022-11-21 22:25:32,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-21 22:25:32,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:32,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:33,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2022-11-21 22:25:39,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:39,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 553 states and 671 transitions. [2022-11-21 22:25:39,722 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 671 transitions. [2022-11-21 22:25:39,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-21 22:25:39,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:39,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:45,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 348 proven. 975 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:26:59,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:59,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 610 states and 742 transitions. [2022-11-21 22:26:59,866 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 742 transitions. [2022-11-21 22:26:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-21 22:26:59,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:59,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2022-11-21 22:27:08,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:08,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 613 states and 746 transitions. [2022-11-21 22:27:08,515 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 746 transitions. [2022-11-21 22:27:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-21 22:27:08,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:08,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:14,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 395 proven. 1112 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:28:46,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:46,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 673 states and 821 transitions. [2022-11-21 22:28:46,579 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 821 transitions. [2022-11-21 22:28:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-21 22:28:46,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:46,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1651 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 1209 trivial. 0 not checked. [2022-11-21 22:28:56,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 676 states and 825 transitions. [2022-11-21 22:28:56,416 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 825 transitions. [2022-11-21 22:28:56,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-21 22:28:56,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:56,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:03,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 445 proven. 1258 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:30:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:46,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 739 states and 904 transitions. [2022-11-21 22:30:46,323 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 904 transitions. [2022-11-21 22:30:46,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-21 22:30:46,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:46,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:49,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1856 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 1361 trivial. 0 not checked. [2022-11-21 22:30:57,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:57,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 742 states and 908 transitions. [2022-11-21 22:30:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 908 transitions. [2022-11-21 22:30:57,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-21 22:30:57,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:57,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:05,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1912 backedges. 498 proven. 1413 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.