./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ntdrivers/parport.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ntdrivers/parport.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1ead5ef4094d0253ba0f6c617a11ece235a4b1bb5eae8c695548dfbceeb05a3 --- 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 [2022-12-14 06:05:52,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:05:52,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:05:52,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:05:52,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:05:52,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:05:52,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:05:52,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:05:52,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:05:52,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:05:52,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:05:52,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:05:52,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:05:52,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:05:52,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:05:52,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:05:52,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:05:52,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:05:52,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:05:52,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:05:52,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:05:52,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:05:52,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:05:52,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:05:52,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:05:52,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:05:52,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:05:52,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:05:52,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:05:52,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:05:52,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:05:52,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:05:52,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:05:52,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:05:52,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:05:52,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:05:52,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:05:52,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:05:52,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:05:52,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:05:52,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:05:52,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 06:05:52,875 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:05:52,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:05:52,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:05:52,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:05:52,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:05:52,876 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:05:52,877 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:05:52,877 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 06:05:52,877 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 06:05:52,878 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 06:05:52,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:05:52,878 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 06:05:52,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:05:52,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 06:05:52,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:05:52,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:05:52,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:05:52,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:05:52,879 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 06:05:52,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:05:52,879 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:05:52,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:05:52,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:05:52,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:05:52,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:05:52,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:05:52,880 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 06:05:52,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:05:52,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:05:52,880 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 06:05:52,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 06:05:52,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:05:52,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:05:52,880 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1ead5ef4094d0253ba0f6c617a11ece235a4b1bb5eae8c695548dfbceeb05a3 [2022-12-14 06:05:53,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:05:53,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:05:53,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:05:53,093 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:05:53,093 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:05:53,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ntdrivers/parport.i.cil-1.c [2022-12-14 06:05:55,771 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:05:56,182 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:05:56,183 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/sv-benchmarks/c/ntdrivers/parport.i.cil-1.c [2022-12-14 06:05:56,217 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/data/fae2ed060/075a1550cb484f48a159d9f10cc57496/FLAGd9536895b [2022-12-14 06:05:56,231 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/data/fae2ed060/075a1550cb484f48a159d9f10cc57496 [2022-12-14 06:05:56,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:05:56,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:05:56,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:05:56,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:05:56,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:05:56,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:05:56" (1/1) ... [2022-12-14 06:05:56,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@493f41bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:56, skipping insertion in model container [2022-12-14 06:05:56,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:05:56" (1/1) ... [2022-12-14 06:05:56,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:05:56,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:05:56,947 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/sv-benchmarks/c/ntdrivers/parport.i.cil-1.c[86303,86316] [2022-12-14 06:05:57,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:05:57,484 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:05:57,527 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/sv-benchmarks/c/ntdrivers/parport.i.cil-1.c[86303,86316] [2022-12-14 06:05:57,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:05:57,707 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:05:57,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57 WrapperNode [2022-12-14 06:05:57,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:05:57,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:05:57,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:05:57,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:05:57,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,837 INFO L138 Inliner]: procedures = 247, calls = 2275, calls flagged for inlining = 84, calls inlined = 64, statements flattened = 4582 [2022-12-14 06:05:57,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:05:57,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:05:57,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:05:57,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:05:57,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,978 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:57,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:58,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:05:58,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:05:58,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:05:58,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:05:58,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (1/1) ... [2022-12-14 06:05:58,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:05:58,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:05:58,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:05:58,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:05:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure PptDebugDumpResourceRequirementsList [2022-12-14 06:05:58,060 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDebugDumpResourceRequirementsList [2022-12-14 06:05:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure PptAcquireRemoveLock [2022-12-14 06:05:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure PptAcquireRemoveLock [2022-12-14 06:05:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure WRITE_PORT_UCHAR [2022-12-14 06:05:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure WRITE_PORT_UCHAR [2022-12-14 06:05:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure PptLegacyZipClockDiskModeByte [2022-12-14 06:05:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure PptLegacyZipClockDiskModeByte [2022-12-14 06:05:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~PVOID~0~TO~~BOOLEAN~0 [2022-12-14 06:05:58,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~PVOID~0~TO~~BOOLEAN~0 [2022-12-14 06:05:58,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 06:05:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 06:05:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure PptClearByteMode [2022-12-14 06:05:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure PptClearByteMode [2022-12-14 06:05:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure KeStallExecutionProcessor [2022-12-14 06:05:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure KeStallExecutionProcessor [2022-12-14 06:05:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure PptEcrSetMode [2022-12-14 06:05:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure PptEcrSetMode [2022-12-14 06:05:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 06:05:58,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 06:05:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure PptSynchronizedDecrement [2022-12-14 06:05:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSynchronizedDecrement [2022-12-14 06:05:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 06:05:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 06:05:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-12-14 06:05:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-12-14 06:05:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpPassThroughPnpIrpAndReleaseRemoveLock [2022-12-14 06:05:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpPassThroughPnpIrpAndReleaseRemoveLock [2022-12-14 06:05:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure PptEcrClearMode [2022-12-14 06:05:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure PptEcrClearMode [2022-12-14 06:05:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 06:05:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure PptDumpRemovalRelationsList [2022-12-14 06:05:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDumpRemovalRelationsList [2022-12-14 06:05:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure PptLogError [2022-12-14 06:05:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure PptLogError [2022-12-14 06:05:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 06:05:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpUnhandledIrp [2022-12-14 06:05:58,064 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpUnhandledIrp [2022-12-14 06:05:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpFilterExistsNonIrqResourceList [2022-12-14 06:05:58,065 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpFilterExistsNonIrqResourceList [2022-12-14 06:05:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure PptIsNecR98Machine [2022-12-14 06:05:58,065 INFO L138 BoogieDeclarations]: Found implementation of procedure PptIsNecR98Machine [2022-12-14 06:05:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure CheckPort [2022-12-14 06:05:58,065 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckPort [2022-12-14 06:05:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 06:05:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 06:05:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure PptLegacyZipSetDiskMode [2022-12-14 06:05:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure PptLegacyZipSetDiskMode [2022-12-14 06:05:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure PptTrySelectLegacyZip [2022-12-14 06:05:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure PptTrySelectLegacyZip [2022-12-14 06:05:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure PptDeselectDevice [2022-12-14 06:05:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDeselectDevice [2022-12-14 06:05:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-12-14 06:05:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-12-14 06:05:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure PptDisconnectInterrupt [2022-12-14 06:05:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDisconnectInterrupt [2022-12-14 06:05:58,066 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2022-12-14 06:05:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2022-12-14 06:05:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpBounceAndCatchPnpIrp [2022-12-14 06:05:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpBounceAndCatchPnpIrp [2022-12-14 06:05:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 06:05:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure KeQueryTickCount [2022-12-14 06:05:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQueryTickCount [2022-12-14 06:05:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2022-12-14 06:05:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2022-12-14 06:05:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure KeQueryTimeIncrement [2022-12-14 06:05:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQueryTimeIncrement [2022-12-14 06:05:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure PptSynchronizedIncrement [2022-12-14 06:05:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSynchronizedIncrement [2022-12-14 06:05:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 06:05:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure PptSynchCompletionRoutine [2022-12-14 06:05:58,068 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSynchCompletionRoutine [2022-12-14 06:05:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 06:05:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure IoReportResourceUsage [2022-12-14 06:05:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReportResourceUsage [2022-12-14 06:05:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure PptInitiate1284_3 [2022-12-14 06:05:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure PptInitiate1284_3 [2022-12-14 06:05:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpFilterRemoveIrqResourceLists [2022-12-14 06:05:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpFilterRemoveIrqResourceLists [2022-12-14 06:05:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure PptDispatchCleanup [2022-12-14 06:05:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDispatchCleanup [2022-12-14 06:05:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-12-14 06:05:58,069 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-12-14 06:05:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 06:05:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 06:05:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareUnicodeString [2022-12-14 06:05:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareUnicodeString [2022-12-14 06:05:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure READ_PORT_UCHAR [2022-12-14 06:05:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure READ_PORT_UCHAR [2022-12-14 06:05:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure PptFreePort [2022-12-14 06:05:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure PptFreePort [2022-12-14 06:05:58,070 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetectEcpPort [2022-12-14 06:05:58,070 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetectEcpPort [2022-12-14 06:05:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-12-14 06:05:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-12-14 06:05:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure IoWMIRegistrationControl [2022-12-14 06:05:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure IoWMIRegistrationControl [2022-12-14 06:05:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 06:05:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure PptDeselectLegacyZip [2022-12-14 06:05:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDeselectLegacyZip [2022-12-14 06:05:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure PptSetCancelRoutine [2022-12-14 06:05:58,071 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSetCancelRoutine [2022-12-14 06:05:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure PptTrySelectDevice [2022-12-14 06:05:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure PptTrySelectDevice [2022-12-14 06:05:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 06:05:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetectBytePort [2022-12-14 06:05:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetectBytePort [2022-12-14 06:05:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure PptReleaseRemoveLock [2022-12-14 06:05:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure PptReleaseRemoveLock [2022-12-14 06:05:58,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 06:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure PptPowerComplete [2022-12-14 06:05:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPowerComplete [2022-12-14 06:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure PptFailRequest [2022-12-14 06:05:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure PptFailRequest [2022-12-14 06:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure IoAcquireRemoveLockEx [2022-12-14 06:05:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAcquireRemoveLockEx [2022-12-14 06:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 06:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2022-12-14 06:05:58,073 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2022-12-14 06:05:58,073 INFO L130 BoogieDeclarations]: Found specification of procedure PptSetByteMode [2022-12-14 06:05:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSetByteMode [2022-12-14 06:05:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure PptLegacyZipClockPrtModeByte [2022-12-14 06:05:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure PptLegacyZipClockPrtModeByte [2022-12-14 06:05:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetectEppPort [2022-12-14 06:05:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetectEppPort [2022-12-14 06:05:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetermineFifoWidth [2022-12-14 06:05:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetermineFifoWidth [2022-12-14 06:05:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure PptSend1284_3Command [2022-12-14 06:05:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSend1284_3Command [2022-12-14 06:05:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetermineFifoDepth [2022-12-14 06:05:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetermineFifoDepth [2022-12-14 06:05:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure PptCompleteRequest [2022-12-14 06:05:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure PptCompleteRequest [2022-12-14 06:05:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2022-12-14 06:05:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2022-12-14 06:05:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2022-12-14 06:05:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2022-12-14 06:05:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure PoRequestPowerIrp [2022-12-14 06:05:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure PoRequestPowerIrp [2022-12-14 06:05:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure KeSynchronizeExecution [2022-12-14 06:05:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSynchronizeExecution [2022-12-14 06:05:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure PptAcquireRemoveLockOrFailIrp [2022-12-14 06:05:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure PptAcquireRemoveLockOrFailIrp [2022-12-14 06:05:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PVOID~0~X~~UCHAR~0~TO~~NTSTATUS~0 [2022-12-14 06:05:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PVOID~0~X~~UCHAR~0~TO~~NTSTATUS~0 [2022-12-14 06:05:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 06:05:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure PoSetPowerState [2022-12-14 06:05:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure PoSetPowerState [2022-12-14 06:05:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure Ppt1284_3AssignAddress [2022-12-14 06:05:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure Ppt1284_3AssignAddress [2022-12-14 06:05:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2022-12-14 06:05:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2022-12-14 06:05:58,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:05:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:05:58,599 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:05:58,602 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:05:58,647 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:05:58,693 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2022-12-14 06:05:58,693 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2022-12-14 06:05:58,699 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:05:58,766 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2022-12-14 06:05:58,766 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2022-12-14 06:05:59,151 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:05:59,208 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2022-12-14 06:05:59,208 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2022-12-14 06:05:59,521 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:05:59,526 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-12-14 06:05:59,526 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-12-14 06:05:59,626 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:05:59,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2022-12-14 06:05:59,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2022-12-14 06:05:59,730 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:05:59,734 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-12-14 06:05:59,734 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-12-14 06:05:59,736 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:05:59,753 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2022-12-14 06:05:59,753 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2022-12-14 06:05:59,754 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:05:59,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2022-12-14 06:05:59,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2022-12-14 06:06:00,039 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,040 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,040 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,041 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,041 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,042 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,047 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,047 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,050 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,051 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,051 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:00,052 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:06:06,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##369: assume !false; [2022-12-14 06:06:06,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##368: assume false; [2022-12-14 06:06:06,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##407: assume !false; [2022-12-14 06:06:06,596 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##406: assume false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##470: assume false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##471: assume !false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##525: assume !false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##524: assume false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##515: assume !false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##514: assume false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##94: assume !false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume !false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##68: assume false; [2022-12-14 06:06:06,597 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume !false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##156: assume false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##569: assume false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##570: assume !false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##125: assume !false; [2022-12-14 06:06:06,598 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##124: assume false; [2022-12-14 06:06:06,656 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:06:07,481 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:06:07,481 INFO L300 CfgBuilder]: Removed 32 assume(true) statements. [2022-12-14 06:06:07,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:06:07 BoogieIcfgContainer [2022-12-14 06:06:07,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:06:07,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:06:07,487 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:06:07,489 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:06:07,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:05:56" (1/3) ... [2022-12-14 06:06:07,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73226018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:06:07, skipping insertion in model container [2022-12-14 06:06:07,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:57" (2/3) ... [2022-12-14 06:06:07,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73226018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:06:07, skipping insertion in model container [2022-12-14 06:06:07,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:06:07" (3/3) ... [2022-12-14 06:06:07,491 INFO L112 eAbstractionObserver]: Analyzing ICFG parport.i.cil-1.c [2022-12-14 06:06:07,505 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:06:07,505 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 06:06:07,557 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:06:07,561 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4bb6baaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:06:07,561 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 06:06:07,567 INFO L276 IsEmpty]: Start isEmpty. Operand has 1385 states, 872 states have (on average 1.4621559633027523) internal successors, (1275), 921 states have internal predecessors, (1275), 442 states have call successors, (442), 69 states have call predecessors, (442), 69 states have return successors, (442), 429 states have call predecessors, (442), 442 states have call successors, (442) [2022-12-14 06:06:07,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 06:06:07,572 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:06:07,573 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:06:07,573 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:06:07,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:06:07,577 INFO L85 PathProgramCache]: Analyzing trace with hash 508141291, now seen corresponding path program 1 times [2022-12-14 06:06:07,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:06:07,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746261477] [2022-12-14 06:06:07,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:06:07,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:06:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:06:08,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:06:08,023 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:06:08,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746261477] [2022-12-14 06:06:08,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746261477] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:06:08,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:06:08,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:06:08,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019955594] [2022-12-14 06:06:08,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:06:08,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:06:08,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:06:08,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:06:08,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:06:08,057 INFO L87 Difference]: Start difference. First operand has 1385 states, 872 states have (on average 1.4621559633027523) internal successors, (1275), 921 states have internal predecessors, (1275), 442 states have call successors, (442), 69 states have call predecessors, (442), 69 states have return successors, (442), 429 states have call predecessors, (442), 442 states have call successors, (442) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:11,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:13,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:16,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:19,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:06:19,017 INFO L93 Difference]: Finished difference Result 3897 states and 6228 transitions. [2022-12-14 06:06:19,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:06:19,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-12-14 06:06:19,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:06:19,050 INFO L225 Difference]: With dead ends: 3897 [2022-12-14 06:06:19,051 INFO L226 Difference]: Without dead ends: 2569 [2022-12-14 06:06:19,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:06:19,067 INFO L413 NwaCegarLoop]: 2984 mSDtfsCounter, 1937 mSDsluCounter, 1717 mSDsCounter, 0 mSdLazyCounter, 536 mSolverCounterSat, 68 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1937 SdHoareTripleChecker+Valid, 4701 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 536 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-12-14 06:06:19,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1937 Valid, 4701 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 536 Invalid, 3 Unknown, 0 Unchecked, 10.7s Time] [2022-12-14 06:06:19,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2022-12-14 06:06:19,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 2550. [2022-12-14 06:06:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 1603 states have (on average 1.4086088583905179) internal successors, (2258), 1681 states have internal predecessors, (2258), 820 states have call successors, (820), 132 states have call predecessors, (820), 126 states have return successors, (811), 771 states have call predecessors, (811), 804 states have call successors, (811) [2022-12-14 06:06:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 3889 transitions. [2022-12-14 06:06:19,351 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 3889 transitions. Word has length 11 [2022-12-14 06:06:19,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:06:19,351 INFO L495 AbstractCegarLoop]: Abstraction has 2550 states and 3889 transitions. [2022-12-14 06:06:19,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 3889 transitions. [2022-12-14 06:06:19,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 06:06:19,353 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:06:19,353 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:06:19,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 06:06:19,354 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:06:19,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:06:19,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1269836963, now seen corresponding path program 1 times [2022-12-14 06:06:19,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:06:19,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211187403] [2022-12-14 06:06:19,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:06:19,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:06:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:06:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:06:19,465 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:06:19,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211187403] [2022-12-14 06:06:19,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211187403] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:06:19,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:06:19,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 06:06:19,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406829215] [2022-12-14 06:06:19,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:06:19,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:06:19,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:06:19,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:06:19,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:06:19,468 INFO L87 Difference]: Start difference. First operand 2550 states and 3889 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:21,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:24,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:26,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:29,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:30,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:06:30,620 INFO L93 Difference]: Finished difference Result 2569 states and 3914 transitions. [2022-12-14 06:06:30,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:06:30,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-12-14 06:06:30,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:06:30,632 INFO L225 Difference]: With dead ends: 2569 [2022-12-14 06:06:30,632 INFO L226 Difference]: Without dead ends: 2550 [2022-12-14 06:06:30,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:06:30,635 INFO L413 NwaCegarLoop]: 1894 mSDtfsCounter, 4 mSDsluCounter, 1855 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 3749 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:06:30,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 3749 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 421 Invalid, 3 Unknown, 0 Unchecked, 11.1s Time] [2022-12-14 06:06:30,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2550 states. [2022-12-14 06:06:30,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2550 to 2550. [2022-12-14 06:06:30,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 1603 states have (on average 1.4079850280723643) internal successors, (2257), 1681 states have internal predecessors, (2257), 820 states have call successors, (820), 132 states have call predecessors, (820), 126 states have return successors, (811), 771 states have call predecessors, (811), 804 states have call successors, (811) [2022-12-14 06:06:30,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 3888 transitions. [2022-12-14 06:06:30,735 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 3888 transitions. Word has length 11 [2022-12-14 06:06:30,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:06:30,735 INFO L495 AbstractCegarLoop]: Abstraction has 2550 states and 3888 transitions. [2022-12-14 06:06:30,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:30,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 3888 transitions. [2022-12-14 06:06:30,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 06:06:30,738 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:06:30,738 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:06:30,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 06:06:30,738 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:06:30,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:06:30,739 INFO L85 PathProgramCache]: Analyzing trace with hash -703113190, now seen corresponding path program 1 times [2022-12-14 06:06:30,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:06:30,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086885151] [2022-12-14 06:06:30,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:06:30,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:06:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:06:31,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:06:31,011 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:06:31,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086885151] [2022-12-14 06:06:31,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086885151] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:06:31,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:06:31,011 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:06:31,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994320073] [2022-12-14 06:06:31,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:06:31,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:06:31,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:06:31,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:06:31,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:06:31,013 INFO L87 Difference]: Start difference. First operand 2550 states and 3888 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:36,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:38,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:41,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:45,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:06:45,096 INFO L93 Difference]: Finished difference Result 4028 states and 6110 transitions. [2022-12-14 06:06:45,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 06:06:45,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-12-14 06:06:45,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:06:45,111 INFO L225 Difference]: With dead ends: 4028 [2022-12-14 06:06:45,112 INFO L226 Difference]: Without dead ends: 4019 [2022-12-14 06:06:45,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:06:45,114 INFO L413 NwaCegarLoop]: 2938 mSDtfsCounter, 3199 mSDsluCounter, 2594 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 1044 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3221 SdHoareTripleChecker+Valid, 5532 SdHoareTripleChecker+Invalid, 2492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1044 IncrementalHoareTripleChecker+Valid, 1445 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-12-14 06:06:45,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3221 Valid, 5532 Invalid, 2492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1044 Valid, 1445 Invalid, 3 Unknown, 0 Unchecked, 13.8s Time] [2022-12-14 06:06:45,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4019 states. [2022-12-14 06:06:45,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4019 to 3963. [2022-12-14 06:06:45,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3963 states, 2399 states have (on average 1.3880783659858273) internal successors, (3330), 2505 states have internal predecessors, (3330), 1354 states have call successors, (1354), 216 states have call predecessors, (1354), 209 states have return successors, (1345), 1293 states have call predecessors, (1345), 1338 states have call successors, (1345) [2022-12-14 06:06:45,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 3963 states and 6029 transitions. [2022-12-14 06:06:45,304 INFO L78 Accepts]: Start accepts. Automaton has 3963 states and 6029 transitions. Word has length 21 [2022-12-14 06:06:45,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:06:45,304 INFO L495 AbstractCegarLoop]: Abstraction has 3963 states and 6029 transitions. [2022-12-14 06:06:45,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3963 states and 6029 transitions. [2022-12-14 06:06:45,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 06:06:45,305 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:06:45,306 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:06:45,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 06:06:45,306 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:06:45,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:06:45,306 INFO L85 PathProgramCache]: Analyzing trace with hash -717734929, now seen corresponding path program 1 times [2022-12-14 06:06:45,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:06:45,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558723717] [2022-12-14 06:06:45,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:06:45,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:06:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:06:45,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:06:45,429 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:06:45,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558723717] [2022-12-14 06:06:45,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558723717] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:06:45,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:06:45,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:06:45,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662181699] [2022-12-14 06:06:45,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:06:45,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:06:45,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:06:45,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:06:45,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:06:45,431 INFO L87 Difference]: Start difference. First operand 3963 states and 6029 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:49,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:51,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:54,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:06:55,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:06:55,944 INFO L93 Difference]: Finished difference Result 4015 states and 6092 transitions. [2022-12-14 06:06:55,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:06:55,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-12-14 06:06:55,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:06:55,958 INFO L225 Difference]: With dead ends: 4015 [2022-12-14 06:06:55,959 INFO L226 Difference]: Without dead ends: 4010 [2022-12-14 06:06:55,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:06:55,961 INFO L413 NwaCegarLoop]: 2543 mSDtfsCounter, 1317 mSDsluCounter, 1807 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 4350 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-12-14 06:06:55,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1317 Valid, 4350 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 493 Invalid, 3 Unknown, 0 Unchecked, 10.4s Time] [2022-12-14 06:06:55,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4010 states. [2022-12-14 06:06:56,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4010 to 3993. [2022-12-14 06:06:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 2424 states have (on average 1.3877887788778878) internal successors, (3364), 2530 states have internal predecessors, (3364), 1356 states have call successors, (1356), 219 states have call predecessors, (1356), 212 states have return successors, (1347), 1295 states have call predecessors, (1347), 1340 states have call successors, (1347) [2022-12-14 06:06:56,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 6067 transitions. [2022-12-14 06:06:56,158 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 6067 transitions. Word has length 21 [2022-12-14 06:06:56,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:06:56,158 INFO L495 AbstractCegarLoop]: Abstraction has 3993 states and 6067 transitions. [2022-12-14 06:06:56,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:56,158 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 6067 transitions. [2022-12-14 06:06:56,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 06:06:56,159 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:06:56,159 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:06:56,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 06:06:56,160 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:06:56,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:06:56,160 INFO L85 PathProgramCache]: Analyzing trace with hash -766699422, now seen corresponding path program 1 times [2022-12-14 06:06:56,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:06:56,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986396834] [2022-12-14 06:06:56,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:06:56,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:06:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:06:56,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:06:56,302 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:06:56,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986396834] [2022-12-14 06:06:56,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986396834] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:06:56,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:06:56,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:06:56,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477714439] [2022-12-14 06:06:56,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:06:56,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:06:56,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:06:56,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:06:56,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:06:56,304 INFO L87 Difference]: Start difference. First operand 3993 states and 6067 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:06:58,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:01,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:03,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:05,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:07,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:10,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:07:10,898 INFO L93 Difference]: Finished difference Result 4057 states and 6144 transitions. [2022-12-14 06:07:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:07:10,899 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-12-14 06:07:10,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:07:10,910 INFO L225 Difference]: With dead ends: 4057 [2022-12-14 06:07:10,911 INFO L226 Difference]: Without dead ends: 4050 [2022-12-14 06:07:10,912 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:07:10,912 INFO L413 NwaCegarLoop]: 2885 mSDtfsCounter, 3199 mSDsluCounter, 2538 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 1044 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3221 SdHoareTripleChecker+Valid, 5423 SdHoareTripleChecker+Invalid, 2477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1044 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2022-12-14 06:07:10,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3221 Valid, 5423 Invalid, 2477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1044 Valid, 1430 Invalid, 3 Unknown, 0 Unchecked, 14.4s Time] [2022-12-14 06:07:10,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4050 states. [2022-12-14 06:07:11,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4050 to 3994. [2022-12-14 06:07:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 2425 states have (on average 1.3876288659793814) internal successors, (3365), 2531 states have internal predecessors, (3365), 1356 states have call successors, (1356), 219 states have call predecessors, (1356), 212 states have return successors, (1347), 1295 states have call predecessors, (1347), 1340 states have call successors, (1347) [2022-12-14 06:07:11,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 6068 transitions. [2022-12-14 06:07:11,106 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 6068 transitions. Word has length 22 [2022-12-14 06:07:11,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:07:11,106 INFO L495 AbstractCegarLoop]: Abstraction has 3994 states and 6068 transitions. [2022-12-14 06:07:11,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:07:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 6068 transitions. [2022-12-14 06:07:11,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 06:07:11,107 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:07:11,107 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:07:11,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 06:07:11,108 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:07:11,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:07:11,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1260355360, now seen corresponding path program 1 times [2022-12-14 06:07:11,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:07:11,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999817565] [2022-12-14 06:07:11,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:07:11,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:07:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:07:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:07:11,225 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:07:11,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999817565] [2022-12-14 06:07:11,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999817565] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:07:11,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:07:11,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:07:11,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545315897] [2022-12-14 06:07:11,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:07:11,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:07:11,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:07:11,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:07:11,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:07:11,227 INFO L87 Difference]: Start difference. First operand 3994 states and 6068 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:07:16,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:18,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:21,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:22,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:07:22,599 INFO L93 Difference]: Finished difference Result 4003 states and 6078 transitions. [2022-12-14 06:07:22,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:07:22,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-12-14 06:07:22,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:07:22,611 INFO L225 Difference]: With dead ends: 4003 [2022-12-14 06:07:22,611 INFO L226 Difference]: Without dead ends: 4000 [2022-12-14 06:07:22,612 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:07:22,613 INFO L413 NwaCegarLoop]: 1897 mSDtfsCounter, 65 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 3739 SdHoareTripleChecker+Invalid, 432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-12-14 06:07:22,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 3739 Invalid, 432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 426 Invalid, 3 Unknown, 0 Unchecked, 11.3s Time] [2022-12-14 06:07:22,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4000 states. [2022-12-14 06:07:22,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4000 to 3998. [2022-12-14 06:07:22,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 2429 states have (on average 1.3878139151914368) internal successors, (3371), 2534 states have internal predecessors, (3371), 1356 states have call successors, (1356), 219 states have call predecessors, (1356), 212 states have return successors, (1347), 1295 states have call predecessors, (1347), 1340 states have call successors, (1347) [2022-12-14 06:07:22,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 6074 transitions. [2022-12-14 06:07:22,798 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 6074 transitions. Word has length 23 [2022-12-14 06:07:22,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:07:22,798 INFO L495 AbstractCegarLoop]: Abstraction has 3998 states and 6074 transitions. [2022-12-14 06:07:22,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:07:22,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 6074 transitions. [2022-12-14 06:07:22,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 06:07:22,799 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:07:22,799 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:07:22,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 06:07:22,799 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:07:22,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:07:22,800 INFO L85 PathProgramCache]: Analyzing trace with hash 386620835, now seen corresponding path program 1 times [2022-12-14 06:07:22,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:07:22,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414549426] [2022-12-14 06:07:22,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:07:22,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:07:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:07:22,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:07:22,958 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:07:22,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414549426] [2022-12-14 06:07:22,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414549426] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:07:22,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:07:22,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:07:22,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775903935] [2022-12-14 06:07:22,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:07:22,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:07:22,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:07:22,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:07:22,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:07:22,959 INFO L87 Difference]: Start difference. First operand 3998 states and 6074 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:07:25,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:26,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:29,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:31,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:33,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:35,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 06:07:36,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:07:36,708 INFO L93 Difference]: Finished difference Result 6828 states and 10370 transitions. [2022-12-14 06:07:36,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:07:36,709 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-12-14 06:07:36,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:07:36,729 INFO L225 Difference]: With dead ends: 6828 [2022-12-14 06:07:36,729 INFO L226 Difference]: Without dead ends: 6654 [2022-12-14 06:07:36,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:07:36,731 INFO L413 NwaCegarLoop]: 2687 mSDtfsCounter, 1987 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 6 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1992 SdHoareTripleChecker+Valid, 4102 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2022-12-14 06:07:36,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1992 Valid, 4102 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 365 Invalid, 4 Unknown, 0 Unchecked, 13.5s Time] [2022-12-14 06:07:36,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-12-14 06:07:37,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 6570. [2022-12-14 06:07:37,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6570 states, 3941 states have (on average 1.3801065719360568) internal successors, (5439), 4104 states have internal predecessors, (5439), 2280 states have call successors, (2280), 352 states have call predecessors, (2280), 348 states have return successors, (2285), 2202 states have call predecessors, (2285), 2267 states have call successors, (2285) [2022-12-14 06:07:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6570 states to 6570 states and 10004 transitions. [2022-12-14 06:07:37,068 INFO L78 Accepts]: Start accepts. Automaton has 6570 states and 10004 transitions. Word has length 24 [2022-12-14 06:07:37,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:07:37,069 INFO L495 AbstractCegarLoop]: Abstraction has 6570 states and 10004 transitions. [2022-12-14 06:07:37,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:07:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 6570 states and 10004 transitions. [2022-12-14 06:07:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 06:07:37,070 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:07:37,070 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:07:37,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 06:07:37,071 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:07:37,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:07:37,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1726099025, now seen corresponding path program 1 times [2022-12-14 06:07:37,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:07:37,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946475796] [2022-12-14 06:07:37,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:07:37,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:07:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 06:07:37,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 06:07:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 06:07:37,188 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 06:07:37,188 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 06:07:37,189 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 06:07:37,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 06:07:37,193 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:07:37,196 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 06:07:37,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 06:07:37 BoogieIcfgContainer [2022-12-14 06:07:37,242 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 06:07:37,243 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 06:07:37,243 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 06:07:37,243 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 06:07:37,243 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:06:07" (3/4) ... [2022-12-14 06:07:37,246 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 06:07:37,246 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 06:07:37,246 INFO L158 Benchmark]: Toolchain (without parser) took 101011.22ms. Allocated memory was 130.0MB in the beginning and 327.2MB in the end (delta: 197.1MB). Free memory was 86.2MB in the beginning and 75.6MB in the end (delta: 10.6MB). Peak memory consumption was 209.4MB. Max. memory is 16.1GB. [2022-12-14 06:07:37,246 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:07:37,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1471.41ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 85.8MB in the beginning and 91.5MB in the end (delta: -5.8MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. [2022-12-14 06:07:37,247 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.12ms. Allocated memory is still 157.3MB. Free memory was 91.5MB in the beginning and 64.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 06:07:37,247 INFO L158 Benchmark]: Boogie Preprocessor took 165.38ms. Allocated memory is still 157.3MB. Free memory was 64.2MB in the beginning and 61.8MB in the end (delta: 2.4MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-12-14 06:07:37,247 INFO L158 Benchmark]: RCFGBuilder took 9482.13ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 61.8MB in the beginning and 117.3MB in the end (delta: -55.5MB). Peak memory consumption was 133.7MB. Max. memory is 16.1GB. [2022-12-14 06:07:37,247 INFO L158 Benchmark]: TraceAbstraction took 89755.39ms. Allocated memory was 272.6MB in the beginning and 327.2MB in the end (delta: 54.5MB). Free memory was 116.3MB in the beginning and 75.6MB in the end (delta: 40.7MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. [2022-12-14 06:07:37,247 INFO L158 Benchmark]: Witness Printer took 3.04ms. Allocated memory is still 327.2MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:07:37,248 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1471.41ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 85.8MB in the beginning and 91.5MB in the end (delta: -5.8MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.12ms. Allocated memory is still 157.3MB. Free memory was 91.5MB in the beginning and 64.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 165.38ms. Allocated memory is still 157.3MB. Free memory was 64.2MB in the beginning and 61.8MB in the end (delta: 2.4MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * RCFGBuilder took 9482.13ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 61.8MB in the beginning and 117.3MB in the end (delta: -55.5MB). Peak memory consumption was 133.7MB. Max. memory is 16.1GB. * TraceAbstraction took 89755.39ms. Allocated memory was 272.6MB in the beginning and 327.2MB in the end (delta: 54.5MB). Free memory was 116.3MB in the beginning and 75.6MB in the end (delta: 40.7MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. * Witness Printer took 3.04ms. Allocated memory is still 327.2MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 2401]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2527. Possible FailurePath: [L2298] static int isFixed = 0; [L2299] static int isWin98 = 0; [L2380] int s ; [L2381] int UNLOADED ; [L2382] int NP ; [L2383] int DC ; [L2384] int SKIP1 ; [L2385] int SKIP2 ; [L2386] int MPR1 ; [L2387] int MPR3 ; [L2388] int IPC ; [L2389] int pended ; [L2390] NTSTATUS (*compFptr)(PDEVICE_OBJECT DeviceObject , PIRP Irp , PVOID Context ) ; [L2391] int compRegistered ; [L2392] int lowerDriverReturn ; [L2393] int setEventCalled ; [L2394] int customIrp ; [L2395] int myStatus ; [L2396] int routine ; [L2526-L2533] PCHAR PnpIrpName[25] = { "IRP_MN_START_DEVICE 0x00", "IRP_MN_QUERY_REMOVE_DEVICE 0x01", "IRP_MN_REMOVE_DEVICE 0x02", "IRP_MN_CANCEL_REMOVE_DEVICE 0x03", "IRP_MN_STOP_DEVICE 0x04", "IRP_MN_QUERY_STOP_DEVICE 0x05", "IRP_MN_CANCEL_STOP_DEVICE 0x06", "IRP_MN_QUERY_DEVICE_RELATIONS 0x07", "IRP_MN_QUERY_INTERFACE 0x08", "IRP_MN_QUERY_CAPABILITIES 0x09", "IRP_MN_QUERY_RESOURCES 0x0A", "IRP_MN_QUERY_RESOURCE_REQUIREMENTS 0x0B", "IRP_MN_QUERY_DEVICE_TEXT 0x0C", "IRP_MN_FILTER_RESOURCE_REQUIREMENTS 0x0D", " unused MinorFunction 0x0E", "IRP_MN_READ_CONFIG 0x0F", "IRP_MN_WRITE_CONFIG 0x10", "IRP_MN_EJECT 0x11", "IRP_MN_SET_LOCK 0x12", "IRP_MN_QUERY_ID 0x13", "IRP_MN_QUERY_PNP_DEVICE_STATE 0x14", "IRP_MN_QUERY_BUS_INFORMATION 0x15", "IRP_MN_DEVICE_USAGE_NOTIFICATION 0x16", "IRP_MN_SURPRISE_REMOVAL 0x17", "IRP_MN_QUERY_LEGACY_BUS_INFORMATION 0x18"}; [L3997-L3998] static UCHAR ModeQualifier___6[7] = { 170, 85, 0, 255, 135, 120, 255}; [L4950] int Extension_FilterMode = 0; [L6114] struct _GUID const GUID_PARALLEL_DEVICE = {2549575408U, 63619, 4560, {175, 31, 0, 0, 248, 0, 132, 92}}; [L6115] struct _GUID const GUID_PARCLASS_DEVICE = {2166343333U, 63272, 4560, {165, 55, 0, 0, 248, 117, 62, 209}}; [L6116] ULONG PptDebugLevel = 0UL; [L6117] ULONG PptBreakOn = 0UL; [L6118] UNICODE_STRING RegistryPath = {0, 0, 0}; [L6119] LONG PortInfoReferenceCount = -1L; [L6120] PFAST_MUTEX PortInfoMutex = (void *)0; [L6121] union _LARGE_INTEGER const PhysicalZero = {{0, 0L}}; [L6122] UCHAR PptDot3Retries = 5; [L6539] static PDRIVER_DISPATCH PptPnpDispatchFunctionTable[25] ; [L8116] static UCHAR LegacyZipModeQualifier___11[3] = { 0, 60, 32}; [L9448] GUID PptWmiAllocFreeCountsGuid = {1270573546, 26707, 4562, {142, 206, 0, 192, 79, 142, 244, 129}}; [L9449] WMIGUIDREGINFO PptWmiGuidList[1] = { {& PptWmiAllocFreeCountsGuid, 1, 0}}; [L9645] IRP *pirp ; [L9860] char _SLAM_alloc_dummy ; [L9661] DRIVER_OBJECT d ; [L9662] NTSTATUS status = __VERIFIER_nondet_long() ; [L9663] int we_should_unload = __VERIFIER_nondet_int() ; [L9664] IRP irp ; [L9665] int __BLAST_NONDET = __VERIFIER_nondet_int() ; [L9666] int irp_choice = __VERIFIER_nondet_int() ; [L9667] DEVICE_OBJECT devobj ; [L9668] s = __VERIFIER_nondet_int() [L9669] irp.Tail.Overlay.__annonCompField17.__annonCompField16.CurrentStackLocation = malloc(4 * sizeof (IO_STACK_LOCATION)) [L9671] EXPR irp.Tail.Overlay.__annonCompField17.__annonCompField16.CurrentStackLocation [L9671] irp.Tail.Overlay.__annonCompField17.__annonCompField16.CurrentStackLocation += 3 [L9675] pirp = & irp [L9676] CALL _BLAST_init() [L9627] UNLOADED = 0 [L9628] NP = 1 [L9629] DC = 2 [L9630] SKIP1 = 3 [L9631] SKIP2 = 4 [L9632] MPR1 = 5 [L9633] MPR3 = 6 [L9634] IPC = 7 [L9635] s = UNLOADED [L9636] pended = 0 [L9637] compFptr = 0 [L9638] compRegistered = 0 [L9639] lowerDriverReturn = 0 [L9640] setEventCalled = 0 [L9641] customIrp = 0 [L9676] RET _BLAST_init() [L9678] COND TRUE status >= 0L [L9679] s = NP [L9680] customIrp = 0 [L9681] setEventCalled = customIrp [L9682] lowerDriverReturn = setEventCalled [L9683] compRegistered = lowerDriverReturn [L9684] compFptr = compRegistered [L9685] pended = compFptr [L9686] pirp->IoStatus.__annonCompField4.Status = 0L [L9687] myStatus = 0L [L9688] COND TRUE irp_choice == 0 [L9689] pirp->IoStatus.__annonCompField4.Status = -1073741637L [L9690] myStatus = -1073741637L [L9695] CALL stub_driver_init() [L9650] s = NP [L9651] customIrp = 0 [L9652] setEventCalled = customIrp [L9653] lowerDriverReturn = setEventCalled [L9654] compRegistered = lowerDriverReturn [L9655] compFptr = compRegistered [L9656] pended = compFptr [L9695] RET stub_driver_init() [L9697] COND FALSE !(! (status >= 0L)) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=4560, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9702] COND FALSE !(__BLAST_NONDET == 0) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=2166343333, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9705] COND FALSE !(__BLAST_NONDET == 1) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=2166343333, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9708] COND FALSE !(__BLAST_NONDET == 3) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9711] COND FALSE !(__BLAST_NONDET == 4) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9714] COND FALSE !(__BLAST_NONDET == 5) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9717] COND TRUE __BLAST_NONDET == 6 [L9756] CALL, EXPR PptDispatchSystemControl(& devobj, pirp) [L9473] SYSCTL_IRP_DISPOSITION disposition ; [L9474] NTSTATUS status ; [L9475] PDEVICE_EXTENSION pDevExt ; [L9479] EXPR DeviceObject->DeviceExtension [L9479] pDevExt = (struct _DEVICE_EXTENSION *)DeviceObject->DeviceExtension [L9480] CALL, EXPR WmiSystemControl(& pDevExt->WmiLibContext, DeviceObject, Irp, & disposition) [L10962] int __BLAST_NONDET = __VERIFIER_nondet_int() ; [L10965] COND FALSE !(__BLAST_NONDET == 0) [L10974] return (-1073741823L); [L9480] RET, EXPR WmiSystemControl(& pDevExt->WmiLibContext, DeviceObject, Irp, & disposition) [L9480] status = WmiSystemControl(& pDevExt->WmiLibContext, DeviceObject, Irp, & disposition) [L9482] EXPR \read(disposition) VAL [={0:0}, \read(disposition)=0, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, DeviceObject={47:0}, DeviceObject={47:0}, disposition={42:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, IPC=7, Irp={45:0}, Irp={45:0}, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pDevExt={2549575412:-2}, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0] [L9482] COND TRUE disposition == 0 [L9498] s = DC VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, DeviceObject={47:0}, DeviceObject={47:0}, disposition={42:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=4560, IPC=7, Irp={45:0}, Irp={45:0}, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pDevExt={2549575412:-2}, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0] [L9542] return (status); [L9542] return (status); [L9756] RET, EXPR PptDispatchSystemControl(& devobj, pirp) [L9756] status = PptDispatchSystemControl(& devobj, pirp) [L9783] COND FALSE !(\read(we_should_unload)) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=4560, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9793] COND FALSE !(pended == 1) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9801] COND FALSE !(pended == 1) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9809] COND FALSE !(s == UNLOADED) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9812] COND FALSE !(status == -1L) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=2166343333, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9815] COND TRUE s != SKIP2 VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=2166343333, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9816] COND TRUE s != IPC VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=2166343333, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9817] COND FALSE !(s != DC) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=63272, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9829] COND FALSE !(pended == 1) VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=2166343333, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9838] COND TRUE s == DC VAL [={0:0}, __BLAST_NONDET=6, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={43:0}, DC=2, devobj={47:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, IPC=7, irp={45:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=-1073741823, UNLOADED=0, we_should_unload=0] [L9840] CALL errorFn() VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=4560, IPC=7, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L2401] reach_error() VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=2166343333, GUID_PARCLASS_DEVICE=63272, GUID_PARCLASS_DEVICE=4560, IPC=7, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={45:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 70 procedures, 1385 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 89.7s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 86.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 22 mSolverCounterUnknown, 11757 SdHoareTripleChecker+Valid, 85.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11708 mSDsluCounter, 31596 SdHoareTripleChecker+Invalid, 83.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13768 mSDsCounter, 2169 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5116 IncrementalHoareTripleChecker+Invalid, 7307 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2169 mSolverCounterUnsat, 17828 mSDtfsCounter, 5116 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6570occurred in iteration=7, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 234 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 156 NumberOfCodeBlocks, 156 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 126 ConstructedInterpolants, 0 QuantifiedInterpolants, 366 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 06:07:37,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ntdrivers/parport.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1ead5ef4094d0253ba0f6c617a11ece235a4b1bb5eae8c695548dfbceeb05a3 --- 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 [2022-12-14 06:07:38,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:07:38,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:07:38,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:07:38,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:07:38,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:07:38,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:07:38,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:07:38,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:07:38,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:07:38,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:07:38,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:07:38,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:07:38,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:07:38,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:07:38,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:07:38,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:07:38,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:07:38,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:07:38,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:07:38,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:07:38,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:07:38,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:07:38,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:07:38,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:07:38,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:07:38,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:07:38,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:07:38,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:07:38,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:07:38,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:07:38,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:07:38,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:07:38,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:07:38,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:07:38,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:07:38,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:07:38,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:07:38,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:07:38,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:07:38,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:07:38,812 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-12-14 06:07:38,835 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:07:38,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:07:38,835 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:07:38,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:07:38,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:07:38,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:07:38,837 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:07:38,837 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:07:38,837 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:07:38,837 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:07:38,837 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:07:38,837 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:07:38,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:07:38,838 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 06:07:38,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 06:07:38,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:07:38,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:07:38,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:07:38,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:07:38,840 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 06:07:38,840 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 06:07:38,840 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 06:07:38,840 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 06:07:38,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:07:38,840 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:07:38,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:07:38,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:07:38,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 06:07:38,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:07:38,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:07:38,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:07:38,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:07:38,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:07:38,842 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 06:07:38,842 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 06:07:38,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:07:38,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:07:38,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 06:07:38,843 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1ead5ef4094d0253ba0f6c617a11ece235a4b1bb5eae8c695548dfbceeb05a3 [2022-12-14 06:07:39,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:07:39,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:07:39,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:07:39,076 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:07:39,076 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:07:39,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ntdrivers/parport.i.cil-1.c [2022-12-14 06:07:41,708 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:07:42,063 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:07:42,063 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/sv-benchmarks/c/ntdrivers/parport.i.cil-1.c [2022-12-14 06:07:42,094 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/data/9b9dd5ea4/fdf654e78a224d3782f5b838b07b52a7/FLAG97af0d68c [2022-12-14 06:07:42,109 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/data/9b9dd5ea4/fdf654e78a224d3782f5b838b07b52a7 [2022-12-14 06:07:42,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:07:42,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:07:42,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:07:42,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:07:42,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:07:42,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:07:42" (1/1) ... [2022-12-14 06:07:42,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197e71f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:42, skipping insertion in model container [2022-12-14 06:07:42,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:07:42" (1/1) ... [2022-12-14 06:07:42,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:07:42,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:07:42,719 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/sv-benchmarks/c/ntdrivers/parport.i.cil-1.c[86303,86316] [2022-12-14 06:07:43,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:07:43,330 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 06:07:43,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:07:43,411 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/sv-benchmarks/c/ntdrivers/parport.i.cil-1.c[86303,86316] [2022-12-14 06:07:43,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:07:43,564 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:07:43,610 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_fe2ed012-64fe-4515-8630-e00f4bb304b7/sv-benchmarks/c/ntdrivers/parport.i.cil-1.c[86303,86316] [2022-12-14 06:07:43,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:07:43,876 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:07:43,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43 WrapperNode [2022-12-14 06:07:43,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:07:43,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:07:43,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:07:43,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:07:43,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:43,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,061 INFO L138 Inliner]: procedures = 261, calls = 2275, calls flagged for inlining = 84, calls inlined = 64, statements flattened = 4474 [2022-12-14 06:07:44,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:07:44,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:07:44,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:07:44,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:07:44,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,244 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:07:44,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:07:44,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:07:44,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:07:44,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (1/1) ... [2022-12-14 06:07:44,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:07:44,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:07:44,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:07:44,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:07:44,342 INFO L130 BoogieDeclarations]: Found specification of procedure PptDebugDumpResourceRequirementsList [2022-12-14 06:07:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDebugDumpResourceRequirementsList [2022-12-14 06:07:44,342 INFO L130 BoogieDeclarations]: Found specification of procedure PptAcquireRemoveLock [2022-12-14 06:07:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure PptAcquireRemoveLock [2022-12-14 06:07:44,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-14 06:07:44,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-14 06:07:44,343 INFO L130 BoogieDeclarations]: Found specification of procedure WRITE_PORT_UCHAR [2022-12-14 06:07:44,343 INFO L138 BoogieDeclarations]: Found implementation of procedure WRITE_PORT_UCHAR [2022-12-14 06:07:44,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 06:07:44,343 INFO L130 BoogieDeclarations]: Found specification of procedure PptLegacyZipClockDiskModeByte [2022-12-14 06:07:44,343 INFO L138 BoogieDeclarations]: Found implementation of procedure PptLegacyZipClockDiskModeByte [2022-12-14 06:07:44,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~PVOID~0~TO~~BOOLEAN~0 [2022-12-14 06:07:44,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~PVOID~0~TO~~BOOLEAN~0 [2022-12-14 06:07:44,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 06:07:44,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-12-14 06:07:44,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 06:07:44,344 INFO L130 BoogieDeclarations]: Found specification of procedure PptClearByteMode [2022-12-14 06:07:44,344 INFO L138 BoogieDeclarations]: Found implementation of procedure PptClearByteMode [2022-12-14 06:07:44,344 INFO L130 BoogieDeclarations]: Found specification of procedure KeStallExecutionProcessor [2022-12-14 06:07:44,344 INFO L138 BoogieDeclarations]: Found implementation of procedure KeStallExecutionProcessor [2022-12-14 06:07:44,344 INFO L130 BoogieDeclarations]: Found specification of procedure PptEcrSetMode [2022-12-14 06:07:44,344 INFO L138 BoogieDeclarations]: Found implementation of procedure PptEcrSetMode [2022-12-14 06:07:44,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 06:07:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 06:07:44,345 INFO L130 BoogieDeclarations]: Found specification of procedure PptSynchronizedDecrement [2022-12-14 06:07:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSynchronizedDecrement [2022-12-14 06:07:44,345 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 06:07:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 06:07:44,345 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-12-14 06:07:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-12-14 06:07:44,345 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpPassThroughPnpIrpAndReleaseRemoveLock [2022-12-14 06:07:44,345 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpPassThroughPnpIrpAndReleaseRemoveLock [2022-12-14 06:07:44,346 INFO L130 BoogieDeclarations]: Found specification of procedure PptEcrClearMode [2022-12-14 06:07:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure PptEcrClearMode [2022-12-14 06:07:44,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 06:07:44,346 INFO L130 BoogieDeclarations]: Found specification of procedure PptDumpRemovalRelationsList [2022-12-14 06:07:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDumpRemovalRelationsList [2022-12-14 06:07:44,346 INFO L130 BoogieDeclarations]: Found specification of procedure PptLogError [2022-12-14 06:07:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure PptLogError [2022-12-14 06:07:44,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 06:07:44,346 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpUnhandledIrp [2022-12-14 06:07:44,346 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpUnhandledIrp [2022-12-14 06:07:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpFilterExistsNonIrqResourceList [2022-12-14 06:07:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpFilterExistsNonIrqResourceList [2022-12-14 06:07:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure PptIsNecR98Machine [2022-12-14 06:07:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure PptIsNecR98Machine [2022-12-14 06:07:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure CheckPort [2022-12-14 06:07:44,347 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckPort [2022-12-14 06:07:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-14 06:07:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-14 06:07:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-12-14 06:07:44,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 06:07:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 06:07:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 06:07:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure PptLegacyZipSetDiskMode [2022-12-14 06:07:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure PptLegacyZipSetDiskMode [2022-12-14 06:07:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-12-14 06:07:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 06:07:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 06:07:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure PptTrySelectLegacyZip [2022-12-14 06:07:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure PptTrySelectLegacyZip [2022-12-14 06:07:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure PptDeselectDevice [2022-12-14 06:07:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDeselectDevice [2022-12-14 06:07:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-12-14 06:07:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-12-14 06:07:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure PptDisconnectInterrupt [2022-12-14 06:07:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDisconnectInterrupt [2022-12-14 06:07:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2022-12-14 06:07:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2022-12-14 06:07:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpBounceAndCatchPnpIrp [2022-12-14 06:07:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpBounceAndCatchPnpIrp [2022-12-14 06:07:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure KeQueryTickCount [2022-12-14 06:07:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQueryTickCount [2022-12-14 06:07:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2022-12-14 06:07:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2022-12-14 06:07:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure KeQueryTimeIncrement [2022-12-14 06:07:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQueryTimeIncrement [2022-12-14 06:07:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure PptSynchronizedIncrement [2022-12-14 06:07:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSynchronizedIncrement [2022-12-14 06:07:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure PptSynchCompletionRoutine [2022-12-14 06:07:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSynchCompletionRoutine [2022-12-14 06:07:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure IoReportResourceUsage [2022-12-14 06:07:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReportResourceUsage [2022-12-14 06:07:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure PptInitiate1284_3 [2022-12-14 06:07:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure PptInitiate1284_3 [2022-12-14 06:07:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure PptPnpFilterRemoveIrqResourceLists [2022-12-14 06:07:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPnpFilterRemoveIrqResourceLists [2022-12-14 06:07:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure PptDispatchCleanup [2022-12-14 06:07:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDispatchCleanup [2022-12-14 06:07:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-12-14 06:07:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-12-14 06:07:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 06:07:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 06:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareUnicodeString [2022-12-14 06:07:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareUnicodeString [2022-12-14 06:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure READ_PORT_UCHAR [2022-12-14 06:07:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure READ_PORT_UCHAR [2022-12-14 06:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure PptFreePort [2022-12-14 06:07:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure PptFreePort [2022-12-14 06:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetectEcpPort [2022-12-14 06:07:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetectEcpPort [2022-12-14 06:07:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-12-14 06:07:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-12-14 06:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure IoWMIRegistrationControl [2022-12-14 06:07:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure IoWMIRegistrationControl [2022-12-14 06:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-12-14 06:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-12-14 06:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-14 06:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-12-14 06:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure PptDeselectLegacyZip [2022-12-14 06:07:44,353 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDeselectLegacyZip [2022-12-14 06:07:44,353 INFO L130 BoogieDeclarations]: Found specification of procedure PptSetCancelRoutine [2022-12-14 06:07:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSetCancelRoutine [2022-12-14 06:07:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure PptTrySelectDevice [2022-12-14 06:07:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure PptTrySelectDevice [2022-12-14 06:07:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 06:07:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetectBytePort [2022-12-14 06:07:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetectBytePort [2022-12-14 06:07:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure PptReleaseRemoveLock [2022-12-14 06:07:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure PptReleaseRemoveLock [2022-12-14 06:07:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 06:07:44,354 INFO L130 BoogieDeclarations]: Found specification of procedure PptPowerComplete [2022-12-14 06:07:44,354 INFO L138 BoogieDeclarations]: Found implementation of procedure PptPowerComplete [2022-12-14 06:07:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure PptFailRequest [2022-12-14 06:07:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure PptFailRequest [2022-12-14 06:07:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure IoAcquireRemoveLockEx [2022-12-14 06:07:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAcquireRemoveLockEx [2022-12-14 06:07:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 06:07:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2022-12-14 06:07:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2022-12-14 06:07:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure PptSetByteMode [2022-12-14 06:07:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSetByteMode [2022-12-14 06:07:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-12-14 06:07:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-12-14 06:07:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-12-14 06:07:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure PptLegacyZipClockPrtModeByte [2022-12-14 06:07:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure PptLegacyZipClockPrtModeByte [2022-12-14 06:07:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetectEppPort [2022-12-14 06:07:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetectEppPort [2022-12-14 06:07:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetermineFifoWidth [2022-12-14 06:07:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetermineFifoWidth [2022-12-14 06:07:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure PptSend1284_3Command [2022-12-14 06:07:44,356 INFO L138 BoogieDeclarations]: Found implementation of procedure PptSend1284_3Command [2022-12-14 06:07:44,356 INFO L130 BoogieDeclarations]: Found specification of procedure PptDetermineFifoDepth [2022-12-14 06:07:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure PptDetermineFifoDepth [2022-12-14 06:07:44,357 INFO L130 BoogieDeclarations]: Found specification of procedure PptCompleteRequest [2022-12-14 06:07:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure PptCompleteRequest [2022-12-14 06:07:44,357 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2022-12-14 06:07:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2022-12-14 06:07:44,357 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2022-12-14 06:07:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2022-12-14 06:07:44,357 INFO L130 BoogieDeclarations]: Found specification of procedure PoRequestPowerIrp [2022-12-14 06:07:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure PoRequestPowerIrp [2022-12-14 06:07:44,357 INFO L130 BoogieDeclarations]: Found specification of procedure KeSynchronizeExecution [2022-12-14 06:07:44,357 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSynchronizeExecution [2022-12-14 06:07:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure PptAcquireRemoveLockOrFailIrp [2022-12-14 06:07:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure PptAcquireRemoveLockOrFailIrp [2022-12-14 06:07:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PVOID~0~X~~UCHAR~0~TO~~NTSTATUS~0 [2022-12-14 06:07:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PVOID~0~X~~UCHAR~0~TO~~NTSTATUS~0 [2022-12-14 06:07:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-12-14 06:07:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure PoSetPowerState [2022-12-14 06:07:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure PoSetPowerState [2022-12-14 06:07:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure Ppt1284_3AssignAddress [2022-12-14 06:07:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure Ppt1284_3AssignAddress [2022-12-14 06:07:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2022-12-14 06:07:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2022-12-14 06:07:44,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:07:44,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:07:44,894 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:07:44,897 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:07:44,943 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:44,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2022-12-14 06:07:44,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2022-12-14 06:07:47,792 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:47,801 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-12-14 06:07:47,801 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-12-14 06:07:48,112 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:48,154 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2022-12-14 06:07:48,154 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2022-12-14 06:07:48,330 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:48,539 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2022-12-14 06:07:48,540 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2022-12-14 06:07:53,045 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:53,154 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2022-12-14 06:07:53,154 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2022-12-14 06:07:54,810 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:54,870 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2022-12-14 06:07:54,871 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2022-12-14 06:07:56,983 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:56,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-12-14 06:07:56,999 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-12-14 06:07:57,000 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,169 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2022-12-14 06:07:57,169 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2022-12-14 06:07:57,754 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,755 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,756 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,756 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,756 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,757 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,761 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,761 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,763 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,764 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,764 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:07:57,765 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-14 06:08:34,888 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##369: assume !false; [2022-12-14 06:08:34,888 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##368: assume false; [2022-12-14 06:08:34,888 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##407: assume !false; [2022-12-14 06:08:34,888 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##406: assume false; [2022-12-14 06:08:34,888 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##470: assume false; [2022-12-14 06:08:34,888 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##471: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##525: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##524: assume false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##515: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##514: assume false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##94: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##68: assume false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##156: assume false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##569: assume false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##570: assume !false; [2022-12-14 06:08:34,889 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##125: assume !false; [2022-12-14 06:08:34,890 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##124: assume false; [2022-12-14 06:08:34,933 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:08:34,945 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:08:34,945 INFO L300 CfgBuilder]: Removed 32 assume(true) statements. [2022-12-14 06:08:34,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:08:34 BoogieIcfgContainer [2022-12-14 06:08:34,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:08:34,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:08:34,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:08:34,952 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:08:34,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:07:42" (1/3) ... [2022-12-14 06:08:34,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f9f4a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:08:34, skipping insertion in model container [2022-12-14 06:08:34,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:07:43" (2/3) ... [2022-12-14 06:08:34,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f9f4a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:08:34, skipping insertion in model container [2022-12-14 06:08:34,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:08:34" (3/3) ... [2022-12-14 06:08:34,953 INFO L112 eAbstractionObserver]: Analyzing ICFG parport.i.cil-1.c [2022-12-14 06:08:34,967 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:08:34,967 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 06:08:35,024 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:08:35,031 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@789851f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:08:35,031 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 06:08:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand has 1702 states, 1189 states have (on average 1.465937762825904) internal successors, (1743), 1238 states have internal predecessors, (1743), 442 states have call successors, (442), 69 states have call predecessors, (442), 69 states have return successors, (442), 429 states have call predecessors, (442), 442 states have call successors, (442) [2022-12-14 06:08:35,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 06:08:35,044 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:08:35,045 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:08:35,045 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:08:35,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:08:35,049 INFO L85 PathProgramCache]: Analyzing trace with hash -724716073, now seen corresponding path program 1 times [2022-12-14 06:08:35,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:08:35,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340444201] [2022-12-14 06:08:35,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:08:35,059 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:35,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:08:35,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 06:08:35,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-14 06:08:35,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:08:35,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:08:35,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:08:35,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:08:35,519 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:08:35,519 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:08:35,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [340444201] [2022-12-14 06:08:35,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [340444201] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:08:35,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:08:35,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:08:35,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88420114] [2022-12-14 06:08:35,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:08:35,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:08:35,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:08:35,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:08:35,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:08:35,552 INFO L87 Difference]: Start difference. First operand has 1702 states, 1189 states have (on average 1.465937762825904) internal successors, (1743), 1238 states have internal predecessors, (1743), 442 states have call successors, (442), 69 states have call predecessors, (442), 69 states have return successors, (442), 429 states have call predecessors, (442), 442 states have call successors, (442) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:08:35,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:08:35,957 INFO L93 Difference]: Finished difference Result 3313 states and 5202 transitions. [2022-12-14 06:08:35,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:08:35,960 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-12-14 06:08:35,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:08:35,978 INFO L225 Difference]: With dead ends: 3313 [2022-12-14 06:08:35,978 INFO L226 Difference]: Without dead ends: 1695 [2022-12-14 06:08:35,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:08:35,990 INFO L413 NwaCegarLoop]: 2534 mSDtfsCounter, 8 mSDsluCounter, 2480 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 5014 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:08:35,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 5014 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 06:08:36,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1695 states. [2022-12-14 06:08:36,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1695 to 1695. [2022-12-14 06:08:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1695 states, 1184 states have (on average 1.4028716216216217) internal successors, (1661), 1231 states have internal predecessors, (1661), 442 states have call successors, (442), 69 states have call predecessors, (442), 68 states have return successors, (423), 415 states have call predecessors, (423), 423 states have call successors, (423) [2022-12-14 06:08:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1695 states and 2526 transitions. [2022-12-14 06:08:36,104 INFO L78 Accepts]: Start accepts. Automaton has 1695 states and 2526 transitions. Word has length 13 [2022-12-14 06:08:36,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:08:36,104 INFO L495 AbstractCegarLoop]: Abstraction has 1695 states and 2526 transitions. [2022-12-14 06:08:36,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:08:36,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2526 transitions. [2022-12-14 06:08:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 06:08:36,105 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:08:36,105 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:08:36,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-14 06:08:36,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:36,306 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:08:36,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:08:36,306 INFO L85 PathProgramCache]: Analyzing trace with hash -705401190, now seen corresponding path program 1 times [2022-12-14 06:08:36,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:08:36,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [966499250] [2022-12-14 06:08:36,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:08:36,308 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:36,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:08:36,309 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 06:08:36,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-14 06:08:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:08:36,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 06:08:36,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:08:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:08:36,989 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:08:36,989 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:08:36,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [966499250] [2022-12-14 06:08:36,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [966499250] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:08:36,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:08:36,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:08:36,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495595719] [2022-12-14 06:08:36,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:08:36,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:08:36,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:08:36,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:08:36,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:08:36,993 INFO L87 Difference]: Start difference. First operand 1695 states and 2526 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:08:42,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:08:42,120 INFO L93 Difference]: Finished difference Result 4332 states and 6509 transitions. [2022-12-14 06:08:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 06:08:42,121 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-12-14 06:08:42,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:08:42,147 INFO L225 Difference]: With dead ends: 4332 [2022-12-14 06:08:42,148 INFO L226 Difference]: Without dead ends: 3194 [2022-12-14 06:08:42,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:08:42,155 INFO L413 NwaCegarLoop]: 4385 mSDtfsCounter, 5193 mSDsluCounter, 1474 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 448 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5195 SdHoareTripleChecker+Valid, 5859 SdHoareTripleChecker+Invalid, 1415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 448 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-12-14 06:08:42,156 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5195 Valid, 5859 Invalid, 1415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [448 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-12-14 06:08:42,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3194 states. [2022-12-14 06:08:42,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3194 to 3174. [2022-12-14 06:08:42,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3174 states, 2221 states have (on average 1.3980189104007203) internal successors, (3105), 2286 states have internal predecessors, (3105), 822 states have call successors, (822), 132 states have call predecessors, (822), 130 states have return successors, (840), 790 states have call predecessors, (840), 806 states have call successors, (840) [2022-12-14 06:08:42,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 3174 states and 4767 transitions. [2022-12-14 06:08:42,389 INFO L78 Accepts]: Start accepts. Automaton has 3174 states and 4767 transitions. Word has length 18 [2022-12-14 06:08:42,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:08:42,390 INFO L495 AbstractCegarLoop]: Abstraction has 3174 states and 4767 transitions. [2022-12-14 06:08:42,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:08:42,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 4767 transitions. [2022-12-14 06:08:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 06:08:42,394 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:08:42,394 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:08:42,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-14 06:08:42,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:42,595 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:08:42,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:08:42,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1297128986, now seen corresponding path program 1 times [2022-12-14 06:08:42,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:08:42,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1153360035] [2022-12-14 06:08:42,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:08:42,597 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:42,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:08:42,598 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 06:08:42,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-14 06:08:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:08:43,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 06:08:43,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:08:43,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:08:43,422 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:08:43,422 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:08:43,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1153360035] [2022-12-14 06:08:43,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1153360035] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:08:43,423 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:08:43,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 06:08:43,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336412660] [2022-12-14 06:08:43,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:08:43,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:08:43,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:08:43,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:08:43,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:08:43,425 INFO L87 Difference]: Start difference. First operand 3174 states and 4767 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:08:50,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:08:50,601 INFO L93 Difference]: Finished difference Result 3898 states and 5831 transitions. [2022-12-14 06:08:50,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 06:08:50,602 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-12-14 06:08:50,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:08:50,615 INFO L225 Difference]: With dead ends: 3898 [2022-12-14 06:08:50,615 INFO L226 Difference]: Without dead ends: 3888 [2022-12-14 06:08:50,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:08:50,618 INFO L413 NwaCegarLoop]: 3111 mSDtfsCounter, 3993 mSDsluCounter, 3164 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3993 SdHoareTripleChecker+Valid, 6275 SdHoareTripleChecker+Invalid, 1823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-12-14 06:08:50,618 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3993 Valid, 6275 Invalid, 1823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-12-14 06:08:50,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3888 states. [2022-12-14 06:08:50,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3888 to 3867. [2022-12-14 06:08:50,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3867 states, 2645 states have (on average 1.3886578449905482) internal successors, (3673), 2719 states have internal predecessors, (3673), 1050 states have call successors, (1050), 174 states have call predecessors, (1050), 171 states have return successors, (1069), 1013 states have call predecessors, (1069), 1034 states have call successors, (1069) [2022-12-14 06:08:50,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 3867 states and 5792 transitions. [2022-12-14 06:08:50,860 INFO L78 Accepts]: Start accepts. Automaton has 3867 states and 5792 transitions. Word has length 30 [2022-12-14 06:08:50,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:08:50,861 INFO L495 AbstractCegarLoop]: Abstraction has 3867 states and 5792 transitions. [2022-12-14 06:08:50,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:08:50,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3867 states and 5792 transitions. [2022-12-14 06:08:50,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 06:08:50,862 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:08:50,862 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:08:50,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-14 06:08:51,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:51,064 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:08:51,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:08:51,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1111286939, now seen corresponding path program 1 times [2022-12-14 06:08:51,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:08:51,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648169172] [2022-12-14 06:08:51,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:08:51,072 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:51,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:08:51,075 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 06:08:51,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-14 06:08:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:08:51,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 06:08:51,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:08:51,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:08:51,940 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:08:51,940 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:08:51,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648169172] [2022-12-14 06:08:51,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648169172] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:08:51,941 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:08:51,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 06:08:51,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939460012] [2022-12-14 06:08:51,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:08:51,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:08:51,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:08:51,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:08:51,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:08:51,943 INFO L87 Difference]: Start difference. First operand 3867 states and 5792 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:08:57,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:08:57,439 INFO L93 Difference]: Finished difference Result 3895 states and 5824 transitions. [2022-12-14 06:08:57,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 06:08:57,440 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-12-14 06:08:57,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:08:57,452 INFO L225 Difference]: With dead ends: 3895 [2022-12-14 06:08:57,452 INFO L226 Difference]: Without dead ends: 3888 [2022-12-14 06:08:57,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:08:57,454 INFO L413 NwaCegarLoop]: 3112 mSDtfsCounter, 5633 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 928 mSolverCounterSat, 1068 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5656 SdHoareTripleChecker+Valid, 4694 SdHoareTripleChecker+Invalid, 1996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1068 IncrementalHoareTripleChecker+Valid, 928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:08:57,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5656 Valid, 4694 Invalid, 1996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1068 Valid, 928 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-12-14 06:08:57,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3888 states. [2022-12-14 06:08:57,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3888 to 3867. [2022-12-14 06:08:57,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3867 states, 2645 states have (on average 1.3882797731568999) internal successors, (3672), 2719 states have internal predecessors, (3672), 1050 states have call successors, (1050), 174 states have call predecessors, (1050), 171 states have return successors, (1069), 1013 states have call predecessors, (1069), 1034 states have call successors, (1069) [2022-12-14 06:08:57,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 3867 states and 5791 transitions. [2022-12-14 06:08:57,854 INFO L78 Accepts]: Start accepts. Automaton has 3867 states and 5791 transitions. Word has length 31 [2022-12-14 06:08:57,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:08:57,854 INFO L495 AbstractCegarLoop]: Abstraction has 3867 states and 5791 transitions. [2022-12-14 06:08:57,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:08:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3867 states and 5791 transitions. [2022-12-14 06:08:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 06:08:57,855 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:08:57,855 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:08:57,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-12-14 06:08:58,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:58,056 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:08:58,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:08:58,057 INFO L85 PathProgramCache]: Analyzing trace with hash 888112273, now seen corresponding path program 1 times [2022-12-14 06:08:58,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:08:58,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1482299782] [2022-12-14 06:08:58,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:08:58,058 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:58,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:08:58,059 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 06:08:58,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-14 06:08:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:08:58,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 06:08:58,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:08:58,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:08:58,579 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:08:58,580 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 06:08:58,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1482299782] [2022-12-14 06:08:58,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1482299782] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:08:58,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:08:58,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:08:58,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002733469] [2022-12-14 06:08:58,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:08:58,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:08:58,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 06:08:58,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:08:58,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:08:58,582 INFO L87 Difference]: Start difference. First operand 3867 states and 5791 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:08:58,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:08:58,966 INFO L93 Difference]: Finished difference Result 6394 states and 9540 transitions. [2022-12-14 06:08:58,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:08:58,967 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2022-12-14 06:08:58,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:08:58,983 INFO L225 Difference]: With dead ends: 6394 [2022-12-14 06:08:58,983 INFO L226 Difference]: Without dead ends: 6085 [2022-12-14 06:08:58,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:08:58,986 INFO L413 NwaCegarLoop]: 3677 mSDtfsCounter, 2408 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2408 SdHoareTripleChecker+Valid, 5479 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:08:58,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2408 Valid, 5479 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:08:58,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6085 states. [2022-12-14 06:08:59,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6085 to 6025. [2022-12-14 06:08:59,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6025 states, 4081 states have (on average 1.3866699338397452) internal successors, (5659), 4196 states have internal predecessors, (5659), 1673 states have call successors, (1673), 269 states have call predecessors, (1673), 270 states have return successors, (1705), 1626 states have call predecessors, (1705), 1660 states have call successors, (1705) [2022-12-14 06:08:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6025 states to 6025 states and 9037 transitions. [2022-12-14 06:08:59,432 INFO L78 Accepts]: Start accepts. Automaton has 6025 states and 9037 transitions. Word has length 33 [2022-12-14 06:08:59,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:08:59,432 INFO L495 AbstractCegarLoop]: Abstraction has 6025 states and 9037 transitions. [2022-12-14 06:08:59,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:08:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 6025 states and 9037 transitions. [2022-12-14 06:08:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 06:08:59,434 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:08:59,434 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:08:59,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-14 06:08:59,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:59,636 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:08:59,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:08:59,637 INFO L85 PathProgramCache]: Analyzing trace with hash -185844879, now seen corresponding path program 1 times [2022-12-14 06:08:59,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 06:08:59,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1944414347] [2022-12-14 06:08:59,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:08:59,640 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:08:59,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 06:08:59,642 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 06:08:59,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-14 06:09:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 06:09:01,329 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 06:09:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 06:09:02,769 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-12-14 06:09:02,769 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 06:09:02,770 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 06:09:02,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-12-14 06:09:02,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 06:09:02,983 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-12-14 06:09:02,991 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 06:09:03,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 06:09:03 BoogieIcfgContainer [2022-12-14 06:09:03,065 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 06:09:03,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 06:09:03,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 06:09:03,066 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 06:09:03,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:08:34" (3/4) ... [2022-12-14 06:09:03,070 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 06:09:03,070 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 06:09:03,070 INFO L158 Benchmark]: Toolchain (without parser) took 80957.88ms. Allocated memory was 79.7MB in the beginning and 318.8MB in the end (delta: 239.1MB). Free memory was 47.9MB in the beginning and 125.3MB in the end (delta: -77.3MB). Peak memory consumption was 164.7MB. Max. memory is 16.1GB. [2022-12-14 06:09:03,070 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:09:03,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1763.26ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 47.8MB in the beginning and 51.1MB in the end (delta: -3.3MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2022-12-14 06:09:03,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 184.46ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 51.1MB in the beginning and 88.3MB in the end (delta: -37.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-12-14 06:09:03,071 INFO L158 Benchmark]: Boogie Preprocessor took 225.03ms. Allocated memory is still 159.4MB. Free memory was 88.3MB in the beginning and 73.9MB in the end (delta: 14.4MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2022-12-14 06:09:03,072 INFO L158 Benchmark]: RCFGBuilder took 50659.86ms. Allocated memory was 159.4MB in the beginning and 318.8MB in the end (delta: 159.4MB). Free memory was 73.9MB in the beginning and 137.1MB in the end (delta: -63.2MB). Peak memory consumption was 179.7MB. Max. memory is 16.1GB. [2022-12-14 06:09:03,072 INFO L158 Benchmark]: TraceAbstraction took 28116.36ms. Allocated memory is still 318.8MB. Free memory was 136.1MB in the beginning and 126.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2022-12-14 06:09:03,072 INFO L158 Benchmark]: Witness Printer took 3.67ms. Allocated memory is still 318.8MB. Free memory was 126.3MB in the beginning and 125.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 06:09:03,074 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1763.26ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 47.8MB in the beginning and 51.1MB in the end (delta: -3.3MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 184.46ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 51.1MB in the beginning and 88.3MB in the end (delta: -37.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 225.03ms. Allocated memory is still 159.4MB. Free memory was 88.3MB in the beginning and 73.9MB in the end (delta: 14.4MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * RCFGBuilder took 50659.86ms. Allocated memory was 159.4MB in the beginning and 318.8MB in the end (delta: 159.4MB). Free memory was 73.9MB in the beginning and 137.1MB in the end (delta: -63.2MB). Peak memory consumption was 179.7MB. Max. memory is 16.1GB. * TraceAbstraction took 28116.36ms. Allocated memory is still 318.8MB. Free memory was 136.1MB in the beginning and 126.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Witness Printer took 3.67ms. Allocated memory is still 318.8MB. Free memory was 126.3MB in the beginning and 125.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 2401]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2527. Possible FailurePath: [L2298] static int isFixed = 0; [L2299] static int isWin98 = 0; [L2380] int s ; [L2381] int UNLOADED ; [L2382] int NP ; [L2383] int DC ; [L2384] int SKIP1 ; [L2385] int SKIP2 ; [L2386] int MPR1 ; [L2387] int MPR3 ; [L2388] int IPC ; [L2389] int pended ; [L2390] NTSTATUS (*compFptr)(PDEVICE_OBJECT DeviceObject , PIRP Irp , PVOID Context ) ; [L2391] int compRegistered ; [L2392] int lowerDriverReturn ; [L2393] int setEventCalled ; [L2394] int customIrp ; [L2395] int myStatus ; [L2396] int routine ; [L2526-L2533] PCHAR PnpIrpName[25] = { "IRP_MN_START_DEVICE 0x00", "IRP_MN_QUERY_REMOVE_DEVICE 0x01", "IRP_MN_REMOVE_DEVICE 0x02", "IRP_MN_CANCEL_REMOVE_DEVICE 0x03", "IRP_MN_STOP_DEVICE 0x04", "IRP_MN_QUERY_STOP_DEVICE 0x05", "IRP_MN_CANCEL_STOP_DEVICE 0x06", "IRP_MN_QUERY_DEVICE_RELATIONS 0x07", "IRP_MN_QUERY_INTERFACE 0x08", "IRP_MN_QUERY_CAPABILITIES 0x09", "IRP_MN_QUERY_RESOURCES 0x0A", "IRP_MN_QUERY_RESOURCE_REQUIREMENTS 0x0B", "IRP_MN_QUERY_DEVICE_TEXT 0x0C", "IRP_MN_FILTER_RESOURCE_REQUIREMENTS 0x0D", " unused MinorFunction 0x0E", "IRP_MN_READ_CONFIG 0x0F", "IRP_MN_WRITE_CONFIG 0x10", "IRP_MN_EJECT 0x11", "IRP_MN_SET_LOCK 0x12", "IRP_MN_QUERY_ID 0x13", "IRP_MN_QUERY_PNP_DEVICE_STATE 0x14", "IRP_MN_QUERY_BUS_INFORMATION 0x15", "IRP_MN_DEVICE_USAGE_NOTIFICATION 0x16", "IRP_MN_SURPRISE_REMOVAL 0x17", "IRP_MN_QUERY_LEGACY_BUS_INFORMATION 0x18"}; [L3997-L3998] static UCHAR ModeQualifier___6[7] = { 170, 85, 0, 255, 135, 120, 255}; [L4950] int Extension_FilterMode = 0; [L6114] struct _GUID const GUID_PARALLEL_DEVICE = {2549575408U, 63619, 4560, {175, 31, 0, 0, 248, 0, 132, 92}}; [L6115] struct _GUID const GUID_PARCLASS_DEVICE = {2166343333U, 63272, 4560, {165, 55, 0, 0, 248, 117, 62, 209}}; [L6116] ULONG PptDebugLevel = 0UL; [L6117] ULONG PptBreakOn = 0UL; [L6118] UNICODE_STRING RegistryPath = {0, 0, 0}; [L6119] LONG PortInfoReferenceCount = -1L; [L6120] PFAST_MUTEX PortInfoMutex = (void *)0; [L6121] union _LARGE_INTEGER const PhysicalZero = {{0, 0L}}; [L6122] UCHAR PptDot3Retries = 5; [L6539] static PDRIVER_DISPATCH PptPnpDispatchFunctionTable[25] ; [L8116] static UCHAR LegacyZipModeQualifier___11[3] = { 0, 60, 32}; [L9448] GUID PptWmiAllocFreeCountsGuid = {1270573546, 26707, 4562, {142, 206, 0, 192, 79, 142, 244, 129}}; [L9449] WMIGUIDREGINFO PptWmiGuidList[1] = { {& PptWmiAllocFreeCountsGuid, 1, 0}}; [L9645] IRP *pirp ; [L9860] char _SLAM_alloc_dummy ; VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=0, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, IPC=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=0, MPR3=0, myStatus=0, NP=0, pended=0, PhysicalZero={38:0}, pirp={0:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=0, setEventCalled=0, SKIP1=0, SKIP2=0, UNLOADED=0] [L9661] DRIVER_OBJECT d ; [L9662] NTSTATUS status = __VERIFIER_nondet_long() ; [L9663] int we_should_unload = __VERIFIER_nondet_int() ; [L9664] IRP irp ; [L9665] int __BLAST_NONDET = __VERIFIER_nondet_int() ; [L9666] int irp_choice = __VERIFIER_nondet_int() ; [L9667] DEVICE_OBJECT devobj ; [L9668] s = __VERIFIER_nondet_int() [L9669] irp.Tail.Overlay.__annonCompField17.__annonCompField16.CurrentStackLocation = malloc(4 * sizeof (IO_STACK_LOCATION)) [L9671] EXPR irp.Tail.Overlay.__annonCompField17.__annonCompField16.CurrentStackLocation [L9671] irp.Tail.Overlay.__annonCompField17.__annonCompField16.CurrentStackLocation += 3 [L9675] pirp = & irp [L9676] CALL _BLAST_init() [L9627] UNLOADED = 0 [L9628] NP = 1 [L9629] DC = 2 [L9630] SKIP1 = 3 [L9631] SKIP2 = 4 [L9632] MPR1 = 5 [L9633] MPR3 = 6 [L9634] IPC = 7 [L9635] s = UNLOADED [L9636] pended = 0 [L9637] compFptr = 0 [L9638] compRegistered = 0 [L9639] lowerDriverReturn = 0 [L9640] setEventCalled = 0 [L9641] customIrp = 0 VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, IPC=7, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L9676] RET _BLAST_init() [L9678] COND TRUE status >= 0L [L9679] s = NP [L9680] customIrp = 0 [L9681] setEventCalled = customIrp [L9682] lowerDriverReturn = setEventCalled [L9683] compRegistered = lowerDriverReturn [L9684] compFptr = compRegistered [L9685] pended = compFptr [L9686] pirp->IoStatus.__annonCompField4.Status = 0L [L9687] myStatus = 0L VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, IPC=7, irp={99:0}, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0] [L9688] COND TRUE irp_choice == 0 [L9689] pirp->IoStatus.__annonCompField4.Status = -1073741637L [L9690] myStatus = -1073741637L VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0] [L9695] CALL stub_driver_init() [L9650] s = NP [L9651] customIrp = 0 [L9652] setEventCalled = customIrp [L9653] lowerDriverReturn = setEventCalled [L9654] compRegistered = lowerDriverReturn [L9655] compFptr = compRegistered [L9656] pended = compFptr VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L9695] RET stub_driver_init() [L9697] COND FALSE !(! (status >= 0L)) VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0] [L9702] COND FALSE !(__BLAST_NONDET == 0) VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0] [L9705] COND TRUE __BLAST_NONDET == 1 VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0] [L9736] CALL, EXPR PptDispatchClose(& devobj, pirp) [L3908] PDEVICE_EXTENSION extension ; [L3909] NTSTATUS status ; [L3910] LONG tmp ; [L3913] EXPR DeviceObject->DeviceExtension [L3913] extension = DeviceObject->DeviceExtension [L3914] EXPR extension->DeviceStateFlags VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, DeviceObject={46:0}, DeviceObject={46:0}, extension={0:0}, extension->DeviceStateFlags=4096, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=4560, IPC=7, Irp={99:0}, Irp={99:0}, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L3914] COND TRUE extension->DeviceStateFlags & 4096UL [L3916] Irp->IoStatus.__annonCompField4.Status = 0L [L3917] myStatus = 0L [L3918] Irp->IoStatus.Information = 0 VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, DeviceObject={46:0}, DeviceObject={46:0}, extension={0:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=-2264, IPC=7, Irp={99:0}, Irp={99:0}, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L3919] CALL PptCompleteRequest(Irp, 0) VAL [={0:0}, \old(s)=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L6534] CALL IofCompleteRequest(Irp, PriorityBoost) [L10407] COND TRUE s == NP [L10408] s = DC VAL [={0:0}, \old(PriorityBoost)=0, \old(s)=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=-2264, IPC=7, Irp={99:0}, Irp={99:0}, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, PriorityBoost=0, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L6534] RET IofCompleteRequest(Irp, PriorityBoost) [L3919] RET PptCompleteRequest(Irp, 0) VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, DeviceObject={46:0}, DeviceObject={46:0}, extension={0:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, Irp={99:0}, Irp={99:0}, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L3921] return (0L); VAL [={0:0}, \result=0, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, DeviceObject={46:0}, DeviceObject={46:0}, extension={0:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, IPC=7, Irp={99:0}, Irp={99:0}, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L9736] RET, EXPR PptDispatchClose(& devobj, pirp) [L9736] status = PptDispatchClose(& devobj, pirp) [L9783] COND FALSE !(\read(we_should_unload)) VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9793] COND FALSE !(pended == 1) VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9801] COND FALSE !(pended == 1) VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9809] COND FALSE !(s == UNLOADED) VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9812] COND FALSE !(status == -1L) VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9815] COND TRUE s != SKIP2 VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9816] COND TRUE s != IPC VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9817] COND FALSE !(s != DC) VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9829] COND FALSE !(pended == 1) VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2264, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9838] COND TRUE s == DC VAL [={0:0}, __BLAST_NONDET=1, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, d={98:0}, DC=2, devobj={46:0}, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=-2264, IPC=7, irp={99:0}, irp_choice=0, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, UNLOADED=0, we_should_unload=0] [L9840] CALL errorFn() VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=-2264, GUID_PARCLASS_DEVICE=4560, IPC=7, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] [L2401] reach_error() VAL [={0:0}, _SLAM_alloc_dummy=0, compRegistered=0, customIrp=0, DC=2, Extension_FilterMode=0, GUID_PARALLEL_DEVICE={34:0}, GUID_PARCLASS_DEVICE=4560, GUID_PARCLASS_DEVICE=-2128623963, GUID_PARCLASS_DEVICE=-2264, IPC=7, isFixed=0, isWin98=0, LegacyZipModeQualifier___11={39:0}, lowerDriverReturn=0, ModeQualifier___6={33:0}, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, PhysicalZero={38:0}, pirp={99:0}, PnpIrpName={32:0}, PortInfoMutex={0:0}, PortInfoReferenceCount=-1, PptBreakOn={36:0}, PptDebugLevel={35:0}, PptDot3Retries=5, PptWmiAllocFreeCountsGuid={40:0}, PptWmiGuidList={41:0}, RegistryPath={37:0}, routine=0, s=2, setEventCalled=0, SKIP1=3, SKIP2=4, UNLOADED=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 70 procedures, 1702 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.0s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 18.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17260 SdHoareTripleChecker+Valid, 16.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17235 mSDsluCounter, 27321 SdHoareTripleChecker+Invalid, 14.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10502 mSDsCounter, 1533 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3780 IncrementalHoareTripleChecker+Invalid, 5313 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1533 mSolverCounterUnsat, 16819 mSDtfsCounter, 3780 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6025occurred in iteration=5, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 122 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 157 NumberOfCodeBlocks, 157 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 550 SizeOfPredicates, 11 NumberOfNonLiveVariables, 2370 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 06:09:03,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe2ed012-64fe-4515-8630-e00f4bb304b7/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample