./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loops/sum_array-2-2.i --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_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/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_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/sum_array-2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/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_928d6f2b-3586-4f84-bfa3-5b464974e5da/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 0cf9175e436d0e00a51b884dabf87739d3176e3315a908e56fcba99730a10796 --- 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 01:57:22,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:57:22,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:57:22,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:57:22,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:57:22,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:57:22,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:57:22,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:57:22,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:57:22,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:57:22,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:57:22,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:57:22,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:57:22,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:57:22,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:57:22,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:57:22,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:57:22,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:57:22,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:57:22,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:57:22,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:57:22,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:57:22,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:57:22,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:57:22,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:57:22,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:57:22,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:57:22,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:57:22,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:57:22,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:57:22,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:57:22,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:57:22,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:57:22,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:57:22,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:57:22,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:57:22,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:57:22,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:57:22,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:57:22,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:57:22,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:57:22,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 01:57:22,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:57:22,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:57:22,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:57:22,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:57:22,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:57:22,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:57:22,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:57:22,497 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:57:22,497 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:57:22,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:57:22,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:57:22,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:57:22,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:57:22,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:57:22,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:57:22,498 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:57:22,498 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:57:22,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:57:22,499 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:57:22,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:57:22,499 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:57:22,499 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:57:22,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:57:22,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:57:22,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:57:22,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:57:22,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:57:22,500 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:57:22,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:57:22,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:57:22,500 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_928d6f2b-3586-4f84-bfa3-5b464974e5da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cf9175e436d0e00a51b884dabf87739d3176e3315a908e56fcba99730a10796 [2022-12-15 01:57:22,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:57:22,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:57:22,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:57:22,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:57:22,705 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:57:22,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/loops/sum_array-2-2.i [2022-12-15 01:57:25,367 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:57:25,480 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:57:25,481 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/sv-benchmarks/c/loops/sum_array-2-2.i [2022-12-15 01:57:25,485 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/data/dafce4e1f/351336e1c28048ef91f02727d798ae42/FLAG2bc571bd4 [2022-12-15 01:57:25,497 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/data/dafce4e1f/351336e1c28048ef91f02727d798ae42 [2022-12-15 01:57:25,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:57:25,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:57:25,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:57:25,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:57:25,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:57:25,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189c5261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25, skipping insertion in model container [2022-12-15 01:57:25,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:57:25,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:57:25,658 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_928d6f2b-3586-4f84-bfa3-5b464974e5da/sv-benchmarks/c/loops/sum_array-2-2.i[940,953] [2022-12-15 01:57:25,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:57:25,687 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:57:25,697 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_928d6f2b-3586-4f84-bfa3-5b464974e5da/sv-benchmarks/c/loops/sum_array-2-2.i[940,953] [2022-12-15 01:57:25,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:57:25,719 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:57:25,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25 WrapperNode [2022-12-15 01:57:25,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:57:25,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:57:25,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:57:25,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:57:25,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,754 INFO L138 Inliner]: procedures = 18, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 132 [2022-12-15 01:57:25,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:57:25,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:57:25,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:57:25,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:57:25,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,776 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:57:25,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:57:25,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:57:25,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:57:25,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:25" (1/1) ... [2022-12-15 01:57:25,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:57:25,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:57:25,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:57:25,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_928d6f2b-3586-4f84-bfa3-5b464974e5da/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:57:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:57:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:57:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:57:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:57:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:57:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:57:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:57:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:57:25,915 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:57:25,916 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:57:26,091 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:57:26,136 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:57:26,136 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 01:57:26,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:57:26 BoogieIcfgContainer [2022-12-15 01:57:26,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:57:26,139 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:57:26,139 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:57:26,147 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:57:26,147 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:57:26" (1/1) ... [2022-12-15 01:57:26,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:57:26,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2022-12-15 01:57:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2022-12-15 01:57:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:57:26,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:26,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:26,574 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 01:57:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2022-12-15 01:57:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2022-12-15 01:57:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:57:26,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:26,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:26,759 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 01:57:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:26,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2022-12-15 01:57:26,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2022-12-15 01:57:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:57:26,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:26,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:27,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:27,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2022-12-15 01:57:27,004 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2022-12-15 01:57:27,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:57:27,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:27,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:28,223 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 01:57:29,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:29,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2022-12-15 01:57:29,680 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2022-12-15 01:57:29,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:57:29,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:29,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:31,002 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 01:57:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:34,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 43 states and 90 transitions. [2022-12-15 01:57:34,087 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 90 transitions. [2022-12-15 01:57:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:57:34,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:34,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 46 states and 96 transitions. [2022-12-15 01:57:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 96 transitions. [2022-12-15 01:57:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:57:35,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:35,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:36,356 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 01:57:37,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:37,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 50 states and 107 transitions. [2022-12-15 01:57:37,794 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 107 transitions. [2022-12-15 01:57:37,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:57:37,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:37,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:38,241 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 01:57:41,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 57 states and 129 transitions. [2022-12-15 01:57:41,607 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 129 transitions. [2022-12-15 01:57:41,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:57:41,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:41,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:43,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:50,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:50,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 71 states and 167 transitions. [2022-12-15 01:57:50,593 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 167 transitions. [2022-12-15 01:57:50,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:57:50,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:50,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:50,808 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 01:57:53,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 76 states and 177 transitions. [2022-12-15 01:57:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 177 transitions. [2022-12-15 01:57:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:57:53,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:53,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:55,085 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:57:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 81 states and 189 transitions. [2022-12-15 01:57:58,680 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 189 transitions. [2022-12-15 01:57:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:57:58,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:58,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:00,481 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:04,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:04,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 85 states and 207 transitions. [2022-12-15 01:58:04,859 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 207 transitions. [2022-12-15 01:58:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:58:04,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:04,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:05,977 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:08,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 88 states and 217 transitions. [2022-12-15 01:58:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 217 transitions. [2022-12-15 01:58:08,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:58:08,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:08,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:09,313 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:11,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:11,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 91 states and 223 transitions. [2022-12-15 01:58:11,466 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 223 transitions. [2022-12-15 01:58:11,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:58:11,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:11,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:16,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 96 states and 235 transitions. [2022-12-15 01:58:16,014 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 235 transitions. [2022-12-15 01:58:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:58:16,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:16,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:19,139 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:31,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:31,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 108 states and 280 transitions. [2022-12-15 01:58:31,997 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 280 transitions. [2022-12-15 01:58:31,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:58:31,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:31,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:32,520 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:37,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:37,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 112 states and 294 transitions. [2022-12-15 01:58:37,210 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 294 transitions. [2022-12-15 01:58:37,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:58:37,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:37,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:37,526 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:58:41,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:41,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 115 states and 303 transitions. [2022-12-15 01:58:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 303 transitions. [2022-12-15 01:58:41,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:58:41,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:41,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:46,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:13,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 133 states and 359 transitions. [2022-12-15 01:59:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 359 transitions. [2022-12-15 01:59:13,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:59:13,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:13,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:18,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:18,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 136 states and 368 transitions. [2022-12-15 01:59:18,716 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 368 transitions. [2022-12-15 01:59:18,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:59:18,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:18,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:25,518 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:59:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 150 states and 411 transitions. [2022-12-15 01:59:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 411 transitions. [2022-12-15 01:59:52,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:59:52,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:52,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:05,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 156 states and 425 transitions. [2022-12-15 02:00:05,342 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 425 transitions. [2022-12-15 02:00:05,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:05,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:05,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:00:34,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-15 02:00:35,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-15 02:00:35,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:35,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 163 states and 442 transitions. [2022-12-15 02:00:35,615 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 442 transitions. [2022-12-15 02:00:35,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:35,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:35,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:35,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:41,792 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:00:58,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:58,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 169 states and 460 transitions. [2022-12-15 02:00:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 460 transitions. [2022-12-15 02:00:58,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:00:58,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:58,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:04,387 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 172 states and 466 transitions. [2022-12-15 02:01:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 466 transitions. [2022-12-15 02:01:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:01:15,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:15,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:21,002 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:27,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:27,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 175 states and 473 transitions. [2022-12-15 02:01:27,969 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 473 transitions. [2022-12-15 02:01:27,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:01:27,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:27,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:30,553 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 178 states and 484 transitions. [2022-12-15 02:01:36,789 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 484 transitions. [2022-12-15 02:01:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:36,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:36,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:43,727 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:01:58,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-15 02:02:08,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-15 02:02:17,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:17,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 184 states and 504 transitions. [2022-12-15 02:02:17,134 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 504 transitions. [2022-12-15 02:02:17,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:02:17,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:17,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:27,249 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 188 states and 513 transitions. [2022-12-15 02:02:42,398 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 513 transitions. [2022-12-15 02:02:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:02:42,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:42,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:42,584 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 02:02:46,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 188 states and 509 transitions. [2022-12-15 02:02:46,072 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 509 transitions. [2022-12-15 02:02:46,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:02:46,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:46,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:48,125 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:03:04,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 194 states and 525 transitions. [2022-12-15 02:03:04,767 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 525 transitions. [2022-12-15 02:03:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:03:04,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:04,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:06,275 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:16,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 198 states and 537 transitions. [2022-12-15 02:03:16,897 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 537 transitions. [2022-12-15 02:03:16,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:03:16,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:16,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:18,511 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:25,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:25,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 201 states and 549 transitions. [2022-12-15 02:03:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 549 transitions. [2022-12-15 02:03:25,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:03:25,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:25,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:37,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:37,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 217 states and 597 transitions. [2022-12-15 02:04:37,468 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 597 transitions. [2022-12-15 02:04:37,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:04:37,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:37,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:40,225 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 220 states and 610 transitions. [2022-12-15 02:04:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 610 transitions. [2022-12-15 02:04:48,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:48,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:48,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:03,954 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:05:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 228 states and 630 transitions. [2022-12-15 02:05:43,928 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 630 transitions. [2022-12-15 02:05:43,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:05:43,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:43,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:56,465 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 02:06:39,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 241 states and 674 transitions. [2022-12-15 02:06:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 674 transitions. [2022-12-15 02:06:39,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:06:39,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:39,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:52,383 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 02:07:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:14,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 246 states and 689 transitions. [2022-12-15 02:07:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 689 transitions. [2022-12-15 02:07:14,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:07:14,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:14,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:15,505 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:23,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 250 states and 701 transitions. [2022-12-15 02:07:23,762 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 701 transitions. [2022-12-15 02:07:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:07:23,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:23,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:24,452 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:29,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:29,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 250 states and 693 transitions. [2022-12-15 02:07:29,850 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 693 transitions. [2022-12-15 02:07:29,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:07:29,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:29,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:08:17,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:17,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 258 states and 710 transitions. [2022-12-15 02:08:17,734 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 710 transitions. [2022-12-15 02:08:17,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:08:17,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:17,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:35,602 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:09,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 274 states and 765 transitions. [2022-12-15 02:10:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 765 transitions. [2022-12-15 02:10:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:10:09,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:09,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat