./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1680e665d6c38e33bd93081ad3c7b8b4f909838cd1480382a495b19dd638ce67 --- 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-8393723 [2022-11-19 07:26:50,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:26:50,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:26:50,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:26:50,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:26:50,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:26:50,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:26:50,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:26:50,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:26:50,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:26:50,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:26:50,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:26:50,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:26:50,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:26:50,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:26:50,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:26:50,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:26:50,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:26:50,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:26:50,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:26:50,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:26:50,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:26:50,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:26:50,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:26:50,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:26:50,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:26:50,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:26:50,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:26:50,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:26:50,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:26:50,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:26:50,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:26:50,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:26:50,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:26:50,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:26:50,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:26:50,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:26:50,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:26:50,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:26:50,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:26:50,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:26:50,408 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 07:26:50,431 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:26:50,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:26:50,432 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:26:50,432 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:26:50,433 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:26:50,433 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:26:50,433 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:26:50,433 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:26:50,434 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:26:50,434 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:26:50,434 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:26:50,434 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:26:50,435 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:26:50,435 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:26:50,435 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:26:50,435 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:26:50,436 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:26:50,436 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:26:50,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:26:50,437 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:26:50,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:26:50,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:26:50,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:26:50,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:26:50,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:26:50,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:26:50,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:26:50,438 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:26:50,439 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:26:50,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:26:50,439 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:26:50,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:26:50,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:26:50,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:26:50,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:26:50,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:26:50,441 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:26:50,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:26:50,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:26:50,441 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:26:50,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:26:50,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:26:50,442 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:26:50,442 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_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1680e665d6c38e33bd93081ad3c7b8b4f909838cd1480382a495b19dd638ce67 [2022-11-19 07:26:50,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:26:50,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:26:50,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:26:50,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:26:50,766 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:26:50,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-1.c [2022-11-19 07:26:50,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/data/4235638ce/a851a49583aa457bb9288e59470e211d/FLAG1094d019b [2022-11-19 07:26:51,294 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:26:51,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-1.c [2022-11-19 07:26:51,312 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/data/4235638ce/a851a49583aa457bb9288e59470e211d/FLAG1094d019b [2022-11-19 07:26:51,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/data/4235638ce/a851a49583aa457bb9288e59470e211d [2022-11-19 07:26:51,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:26:51,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:26:51,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:26:51,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:26:51,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:26:51,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:26:51" (1/1) ... [2022-11-19 07:26:51,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8b175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:51, skipping insertion in model container [2022-11-19 07:26:51,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:26:51" (1/1) ... [2022-11-19 07:26:51,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:26:51,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:26:52,091 WARN L234 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_a4afbf49-bf20-4fce-8119-86ea7948e73a/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-1.c[48581,48594] [2022-11-19 07:26:52,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:26:52,118 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:26:52,251 WARN L234 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_a4afbf49-bf20-4fce-8119-86ea7948e73a/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-1.c[48581,48594] [2022-11-19 07:26:52,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:26:52,268 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:26:52,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52 WrapperNode [2022-11-19 07:26:52,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:26:52,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:26:52,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:26:52,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:26:52,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,354 INFO L138 Inliner]: procedures = 41, calls = 77, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 1405 [2022-11-19 07:26:52,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:26:52,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:26:52,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:26:52,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:26:52,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,447 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:26:52,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:26:52,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:26:52,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:26:52,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (1/1) ... [2022-11-19 07:26:52,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:26:52,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:26:52,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:26:52,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:26:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:26:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-11-19 07:26:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-11-19 07:26:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2022-11-19 07:26:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2022-11-19 07:26:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-11-19 07:26:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-11-19 07:26:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-11-19 07:26:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-11-19 07:26:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-11-19 07:26:52,592 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-11-19 07:26:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:26:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-11-19 07:26:52,592 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-11-19 07:26:52,593 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2022-11-19 07:26:52,593 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2022-11-19 07:26:52,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:26:52,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:26:52,801 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:26:52,803 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:26:52,822 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:52,958 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-11-19 07:26:52,959 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-11-19 07:26:52,959 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:52,991 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-11-19 07:26:52,992 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-11-19 07:26:53,008 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,024 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,045 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,051 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,056 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,061 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,068 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,876 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##236: assume !false; [2022-11-19 07:26:53,877 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##235: assume false; [2022-11-19 07:26:53,877 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##170: assume !false; [2022-11-19 07:26:53,877 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: assume false; [2022-11-19 07:26:53,877 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##181: assume !false; [2022-11-19 07:26:53,877 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !false; [2022-11-19 07:26:53,877 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##66: assume false; [2022-11-19 07:26:53,878 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2022-11-19 07:26:53,878 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##139: assume false; [2022-11-19 07:26:53,878 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume !false; [2022-11-19 07:26:53,878 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2022-11-19 07:26:53,879 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2022-11-19 07:26:53,879 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume false; [2022-11-19 07:26:53,879 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2022-11-19 07:26:53,881 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,923 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2022-11-19 07:26:53,924 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2022-11-19 07:26:53,929 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,931 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,934 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-19 07:26:53,985 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2022-11-19 07:26:53,985 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2022-11-19 07:26:53,986 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2022-11-19 07:26:53,986 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2022-11-19 07:26:53,986 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2022-11-19 07:26:53,986 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2022-11-19 07:26:53,997 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:26:54,220 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:26:54,220 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:26:54,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:26:54 BoogieIcfgContainer [2022-11-19 07:26:54,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:26:54,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:26:54,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:26:54,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:26:54,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:26:51" (1/3) ... [2022-11-19 07:26:54,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f0fd36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:26:54, skipping insertion in model container [2022-11-19 07:26:54,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:26:52" (2/3) ... [2022-11-19 07:26:54,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f0fd36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:26:54, skipping insertion in model container [2022-11-19 07:26:54,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:26:54" (3/3) ... [2022-11-19 07:26:54,237 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl4.cil-1.c [2022-11-19 07:26:54,257 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:26:54,257 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 74 error locations. [2022-11-19 07:26:54,353 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:26:54,360 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;@7b2d4a3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:26:54,361 INFO L358 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2022-11-19 07:26:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand has 378 states, 245 states have (on average 1.7183673469387755) internal successors, (421), 344 states have internal predecessors, (421), 51 states have call successors, (51), 7 states have call predecessors, (51), 7 states have return successors, (51), 45 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-19 07:26:54,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-19 07:26:54,376 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:26:54,376 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:26:54,377 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-11-19 07:26:54,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:26:54,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1831257103, now seen corresponding path program 1 times [2022-11-19 07:26:54,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:26:54,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558238690] [2022-11-19 07:26:54,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:54,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:26:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:26:54,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:26:54,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:26:54,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558238690] [2022-11-19 07:26:54,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558238690] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:26:54,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:26:54,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:26:54,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054354434] [2022-11-19 07:26:54,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:26:54,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:26:54,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:26:54,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:26:54,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:26:54,857 INFO L87 Difference]: Start difference. First operand has 378 states, 245 states have (on average 1.7183673469387755) internal successors, (421), 344 states have internal predecessors, (421), 51 states have call successors, (51), 7 states have call predecessors, (51), 7 states have return successors, (51), 45 states have call predecessors, (51), 51 states have call successors, (51) Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:55,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:26:55,159 INFO L93 Difference]: Finished difference Result 677 states and 945 transitions. [2022-11-19 07:26:55,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:26:55,177 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-19 07:26:55,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:26:55,189 INFO L225 Difference]: With dead ends: 677 [2022-11-19 07:26:55,189 INFO L226 Difference]: Without dead ends: 323 [2022-11-19 07:26:55,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:26:55,200 INFO L413 NwaCegarLoop]: 479 mSDtfsCounter, 224 mSDsluCounter, 804 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 1283 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:26:55,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 1283 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:26:55,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2022-11-19 07:26:55,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 313. [2022-11-19 07:26:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 215 states have (on average 1.5348837209302326) internal successors, (330), 289 states have internal predecessors, (330), 20 states have call successors, (20), 6 states have call predecessors, (20), 5 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2022-11-19 07:26:55,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 369 transitions. [2022-11-19 07:26:55,264 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 369 transitions. Word has length 8 [2022-11-19 07:26:55,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:26:55,265 INFO L495 AbstractCegarLoop]: Abstraction has 313 states and 369 transitions. [2022-11-19 07:26:55,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 369 transitions. [2022-11-19 07:26:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 07:26:55,266 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:26:55,266 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:26:55,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:26:55,267 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-11-19 07:26:55,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:26:55,268 INFO L85 PathProgramCache]: Analyzing trace with hash -934394909, now seen corresponding path program 1 times [2022-11-19 07:26:55,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:26:55,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398068861] [2022-11-19 07:26:55,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:55,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:26:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:26:55,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:26:55,347 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:26:55,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398068861] [2022-11-19 07:26:55,348 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398068861] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:26:55,348 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:26:55,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:26:55,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189540907] [2022-11-19 07:26:55,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:26:55,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:26:55,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:26:55,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:26:55,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:26:55,351 INFO L87 Difference]: Start difference. First operand 313 states and 369 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:55,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:26:55,468 INFO L93 Difference]: Finished difference Result 361 states and 424 transitions. [2022-11-19 07:26:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:26:55,469 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-19 07:26:55,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:26:55,472 INFO L225 Difference]: With dead ends: 361 [2022-11-19 07:26:55,472 INFO L226 Difference]: Without dead ends: 360 [2022-11-19 07:26:55,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:26:55,474 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 337 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:26:55,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 727 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:26:55,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-11-19 07:26:55,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 350. [2022-11-19 07:26:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 246 states have (on average 1.5121951219512195) internal successors, (372), 321 states have internal predecessors, (372), 23 states have call successors, (23), 9 states have call predecessors, (23), 9 states have return successors, (23), 20 states have call predecessors, (23), 22 states have call successors, (23) [2022-11-19 07:26:55,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 418 transitions. [2022-11-19 07:26:55,499 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 418 transitions. Word has length 9 [2022-11-19 07:26:55,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:26:55,500 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 418 transitions. [2022-11-19 07:26:55,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:55,500 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 418 transitions. [2022-11-19 07:26:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-19 07:26:55,501 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:26:55,501 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:26:55,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:26:55,501 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-11-19 07:26:55,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:26:55,502 INFO L85 PathProgramCache]: Analyzing trace with hash -900106035, now seen corresponding path program 1 times [2022-11-19 07:26:55,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:26:55,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448642550] [2022-11-19 07:26:55,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:55,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:26:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:26:55,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:26:55,601 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:26:55,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448642550] [2022-11-19 07:26:55,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448642550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:26:55,601 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:26:55,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:26:55,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013863810] [2022-11-19 07:26:55,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:26:55,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:26:55,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:26:55,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:26:55,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:26:55,603 INFO L87 Difference]: Start difference. First operand 350 states and 418 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:55,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:26:55,767 INFO L93 Difference]: Finished difference Result 360 states and 426 transitions. [2022-11-19 07:26:55,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:26:55,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-19 07:26:55,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:26:55,770 INFO L225 Difference]: With dead ends: 360 [2022-11-19 07:26:55,771 INFO L226 Difference]: Without dead ends: 359 [2022-11-19 07:26:55,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:26:55,774 INFO L413 NwaCegarLoop]: 340 mSDtfsCounter, 102 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:26:55,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 919 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:26:55,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2022-11-19 07:26:55,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 349. [2022-11-19 07:26:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 246 states have (on average 1.508130081300813) internal successors, (371), 320 states have internal predecessors, (371), 23 states have call successors, (23), 9 states have call predecessors, (23), 9 states have return successors, (23), 20 states have call predecessors, (23), 22 states have call successors, (23) [2022-11-19 07:26:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 417 transitions. [2022-11-19 07:26:55,840 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 417 transitions. Word has length 9 [2022-11-19 07:26:55,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:26:55,841 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 417 transitions. [2022-11-19 07:26:55,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 417 transitions. [2022-11-19 07:26:55,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-19 07:26:55,843 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:26:55,843 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:26:55,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:26:55,844 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-11-19 07:26:55,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:26:55,846 INFO L85 PathProgramCache]: Analyzing trace with hash -2133483159, now seen corresponding path program 1 times [2022-11-19 07:26:55,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:26:55,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349302050] [2022-11-19 07:26:55,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:55,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:26:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:26:55,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:26:55,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:26:55,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349302050] [2022-11-19 07:26:55,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349302050] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:26:55,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:26:55,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:26:55,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050564181] [2022-11-19 07:26:55,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:26:55,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:26:55,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:26:55,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:26:55,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:26:55,983 INFO L87 Difference]: Start difference. First operand 349 states and 417 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:56,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:26:56,117 INFO L93 Difference]: Finished difference Result 363 states and 428 transitions. [2022-11-19 07:26:56,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:26:56,118 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-11-19 07:26:56,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:26:56,123 INFO L225 Difference]: With dead ends: 363 [2022-11-19 07:26:56,123 INFO L226 Difference]: Without dead ends: 362 [2022-11-19 07:26:56,124 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:26:56,130 INFO L413 NwaCegarLoop]: 339 mSDtfsCounter, 109 mSDsluCounter, 572 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:26:56,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 911 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:26:56,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-11-19 07:26:56,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 352. [2022-11-19 07:26:56,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 249 states have (on average 1.497991967871486) internal successors, (373), 322 states have internal predecessors, (373), 23 states have call successors, (23), 10 states have call predecessors, (23), 10 states have return successors, (23), 20 states have call predecessors, (23), 22 states have call successors, (23) [2022-11-19 07:26:56,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 419 transitions. [2022-11-19 07:26:56,171 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 419 transitions. Word has length 10 [2022-11-19 07:26:56,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:26:56,171 INFO L495 AbstractCegarLoop]: Abstraction has 352 states and 419 transitions. [2022-11-19 07:26:56,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:56,172 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 419 transitions. [2022-11-19 07:26:56,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-19 07:26:56,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:26:56,172 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:26:56,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:26:56,173 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-11-19 07:26:56,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:26:56,173 INFO L85 PathProgramCache]: Analyzing trace with hash -847063156, now seen corresponding path program 1 times [2022-11-19 07:26:56,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:26:56,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092668960] [2022-11-19 07:26:56,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:56,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:26:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:26:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:26:56,242 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:26:56,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092668960] [2022-11-19 07:26:56,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092668960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:26:56,242 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:26:56,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:26:56,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358253448] [2022-11-19 07:26:56,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:26:56,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:26:56,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:26:56,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:26:56,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:26:56,246 INFO L87 Difference]: Start difference. First operand 352 states and 419 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:56,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:26:56,340 INFO L93 Difference]: Finished difference Result 357 states and 423 transitions. [2022-11-19 07:26:56,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:26:56,340 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-19 07:26:56,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:26:56,342 INFO L225 Difference]: With dead ends: 357 [2022-11-19 07:26:56,342 INFO L226 Difference]: Without dead ends: 355 [2022-11-19 07:26:56,343 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 [2022-11-19 07:26:56,344 INFO L413 NwaCegarLoop]: 325 mSDtfsCounter, 53 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:26:56,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 603 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 07:26:56,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2022-11-19 07:26:56,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 350. [2022-11-19 07:26:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 249 states have (on average 1.4899598393574298) internal successors, (371), 320 states have internal predecessors, (371), 23 states have call successors, (23), 10 states have call predecessors, (23), 10 states have return successors, (23), 20 states have call predecessors, (23), 22 states have call successors, (23) [2022-11-19 07:26:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 417 transitions. [2022-11-19 07:26:56,358 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 417 transitions. Word has length 12 [2022-11-19 07:26:56,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:26:56,358 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 417 transitions. [2022-11-19 07:26:56,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:26:56,359 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 417 transitions. [2022-11-19 07:26:56,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-19 07:26:56,359 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:26:56,359 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:26:56,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 07:26:56,360 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2022-11-19 07:26:56,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:26:56,360 INFO L85 PathProgramCache]: Analyzing trace with hash -182684911, now seen corresponding path program 1 times [2022-11-19 07:26:56,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:26:56,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142940578] [2022-11-19 07:26:56,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:56,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:26:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:26:56,382 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-19 07:26:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-19 07:26:56,422 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-19 07:26:56,422 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-19 07:26:56,423 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 74 remaining) [2022-11-19 07:26:56,425 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 74 remaining) [2022-11-19 07:26:56,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 74 remaining) [2022-11-19 07:26:56,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 74 remaining) [2022-11-19 07:26:56,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 74 remaining) [2022-11-19 07:26:56,426 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 74 remaining) [2022-11-19 07:26:56,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 74 remaining) [2022-11-19 07:26:56,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 74 remaining) [2022-11-19 07:26:56,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 74 remaining) [2022-11-19 07:26:56,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 74 remaining) [2022-11-19 07:26:56,427 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 74 remaining) [2022-11-19 07:26:56,428 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 74 remaining) [2022-11-19 07:26:56,428 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 74 remaining) [2022-11-19 07:26:56,428 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 74 remaining) [2022-11-19 07:26:56,428 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 74 remaining) [2022-11-19 07:26:56,428 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 74 remaining) [2022-11-19 07:26:56,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 74 remaining) [2022-11-19 07:26:56,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 74 remaining) [2022-11-19 07:26:56,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 74 remaining) [2022-11-19 07:26:56,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 74 remaining) [2022-11-19 07:26:56,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 74 remaining) [2022-11-19 07:26:56,430 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 74 remaining) [2022-11-19 07:26:56,430 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 74 remaining) [2022-11-19 07:26:56,430 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 74 remaining) [2022-11-19 07:26:56,430 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 74 remaining) [2022-11-19 07:26:56,430 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 74 remaining) [2022-11-19 07:26:56,430 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 74 remaining) [2022-11-19 07:26:56,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 74 remaining) [2022-11-19 07:26:56,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 74 remaining) [2022-11-19 07:26:56,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 74 remaining) [2022-11-19 07:26:56,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 74 remaining) [2022-11-19 07:26:56,431 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 74 remaining) [2022-11-19 07:26:56,432 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 74 remaining) [2022-11-19 07:26:56,432 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 74 remaining) [2022-11-19 07:26:56,432 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 74 remaining) [2022-11-19 07:26:56,432 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 74 remaining) [2022-11-19 07:26:56,432 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 74 remaining) [2022-11-19 07:26:56,433 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 74 remaining) [2022-11-19 07:26:56,433 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 74 remaining) [2022-11-19 07:26:56,433 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 74 remaining) [2022-11-19 07:26:56,433 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 74 remaining) [2022-11-19 07:26:56,433 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 74 remaining) [2022-11-19 07:26:56,433 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 74 remaining) [2022-11-19 07:26:56,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 74 remaining) [2022-11-19 07:26:56,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 74 remaining) [2022-11-19 07:26:56,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 74 remaining) [2022-11-19 07:26:56,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 74 remaining) [2022-11-19 07:26:56,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 74 remaining) [2022-11-19 07:26:56,434 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 74 remaining) [2022-11-19 07:26:56,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 74 remaining) [2022-11-19 07:26:56,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 74 remaining) [2022-11-19 07:26:56,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 74 remaining) [2022-11-19 07:26:56,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 74 remaining) [2022-11-19 07:26:56,435 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 74 remaining) [2022-11-19 07:26:56,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 74 remaining) [2022-11-19 07:26:56,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 74 remaining) [2022-11-19 07:26:56,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 74 remaining) [2022-11-19 07:26:56,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 74 remaining) [2022-11-19 07:26:56,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 74 remaining) [2022-11-19 07:26:56,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 74 remaining) [2022-11-19 07:26:56,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 74 remaining) [2022-11-19 07:26:56,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 74 remaining) [2022-11-19 07:26:56,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 74 remaining) [2022-11-19 07:26:56,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 74 remaining) [2022-11-19 07:26:56,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 74 remaining) [2022-11-19 07:26:56,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 74 remaining) [2022-11-19 07:26:56,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 74 remaining) [2022-11-19 07:26:56,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 74 remaining) [2022-11-19 07:26:56,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 74 remaining) [2022-11-19 07:26:56,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 74 remaining) [2022-11-19 07:26:56,438 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 74 remaining) [2022-11-19 07:26:56,439 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 74 remaining) [2022-11-19 07:26:56,439 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 74 remaining) [2022-11-19 07:26:56,439 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 74 remaining) [2022-11-19 07:26:56,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 07:26:56,451 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-19 07:26:56,457 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 07:26:56,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:26:56 BoogieIcfgContainer [2022-11-19 07:26:56,519 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 07:26:56,519 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 07:26:56,524 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 07:26:56,524 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 07:26:56,525 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:26:54" (3/4) ... [2022-11-19 07:26:56,527 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-19 07:26:56,627 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 07:26:56,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 07:26:56,628 INFO L158 Benchmark]: Toolchain (without parser) took 4972.17ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 101.0MB in the beginning and 61.5MB in the end (delta: 39.6MB). Peak memory consumption was 74.0MB. Max. memory is 16.1GB. [2022-11-19 07:26:56,628 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 138.4MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:26:56,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 608.80ms. Allocated memory is still 138.4MB. Free memory was 100.8MB in the beginning and 101.7MB in the end (delta: -860.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 07:26:56,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.49ms. Allocated memory is still 138.4MB. Free memory was 101.5MB in the beginning and 94.9MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:26:56,630 INFO L158 Benchmark]: Boogie Preprocessor took 102.89ms. Allocated memory is still 138.4MB. Free memory was 94.9MB in the beginning and 90.5MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-19 07:26:56,630 INFO L158 Benchmark]: RCFGBuilder took 1747.91ms. Allocated memory is still 138.4MB. Free memory was 90.5MB in the beginning and 70.4MB in the end (delta: 20.1MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2022-11-19 07:26:56,630 INFO L158 Benchmark]: TraceAbstraction took 2290.54ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 69.6MB in the beginning and 67.8MB in the end (delta: 1.8MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2022-11-19 07:26:56,632 INFO L158 Benchmark]: Witness Printer took 107.59ms. Allocated memory is still 174.1MB. Free memory was 67.8MB in the beginning and 61.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 07:26:56,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 138.4MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 608.80ms. Allocated memory is still 138.4MB. Free memory was 100.8MB in the beginning and 101.7MB in the end (delta: -860.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.49ms. Allocated memory is still 138.4MB. Free memory was 101.5MB in the beginning and 94.9MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.89ms. Allocated memory is still 138.4MB. Free memory was 94.9MB in the beginning and 90.5MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1747.91ms. Allocated memory is still 138.4MB. Free memory was 90.5MB in the beginning and 70.4MB in the end (delta: 20.1MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2290.54ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 69.6MB in the beginning and 67.8MB in the end (delta: 1.8MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * Witness Printer took 107.59ms. Allocated memory is still 174.1MB. Free memory was 67.8MB in the beginning and 61.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * 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 - CounterExampleResult [Line: 1306]: integer overflow possible integer overflow possible We found a FailurePath: [L54] int NP ; [L43] int KernelMode ; [L42] int FloppyThread ; [L53] int UNLOADED ; [L49] int MaximumInterfaceType ; [L62] int compRegistered ; [L51] int myStatus ; [L63] int lowerDriverReturn ; [L44] int Suspended ; [L47] int FloppyDiskPeripheral ; [L59] int MPR3 ; [L46] int DiskController ; [L45] int Executive ; [L56] int SKIP1 ; [L58] int MPR1 ; [L57] int SKIP2 ; [L89] int PagingMutex = 0; [L61] int pended ; [L50] int MOUNTDEV_MOUNTED_DEVICE_GUID ; [L52] int s ; [L64] int setEventCalled ; [L65] int customIrp ; [L60] int IPC ; [L48] int FlConfigCallBack ; [L55] int DC ; [L88] int PagingReferenceCount = 0; [L668] int status ; [L669] int irp = __VERIFIER_nondet_int() ; [L670] int pirp ; [L671] int pirp__IoStatus__Status ; [L672] int irp_choice = __VERIFIER_nondet_int() ; [L673] int devobj = __VERIFIER_nondet_int() ; [L674] int __cil_tmp8 ; [L676] FloppyThread = 0 [L677] KernelMode = 0 [L678] Suspended = 0 [L679] Executive = 0 [L680] DiskController = 0 [L681] FloppyDiskPeripheral = 0 [L682] FlConfigCallBack = 0 [L683] MaximumInterfaceType = 0 [L684] MOUNTDEV_MOUNTED_DEVICE_GUID = 0 [L685] myStatus = 0 [L686] s = 0 [L687] UNLOADED = 0 [L688] NP = 0 [L689] DC = 0 [L690] SKIP1 = 0 [L691] SKIP2 = 0 [L692] MPR1 = 0 [L693] MPR3 = 0 [L694] IPC = 0 [L695] pended = 0 [L696] compRegistered = 0 [L697] lowerDriverReturn = 0 [L698] setEventCalled = 0 [L699] customIrp = 0 [L703] status = 0 [L704] pirp = irp [L705] CALL _BLAST_init() [L71] UNLOADED = 0 [L72] NP = 1 [L73] DC = 2 [L74] SKIP1 = 3 [L75] SKIP2 = 4 [L76] MPR1 = 5 [L77] MPR3 = 6 [L78] IPC = 7 [L79] s = UNLOADED [L80] pended = 0 [L81] compRegistered = 0 [L82] lowerDriverReturn = 0 [L83] setEventCalled = 0 [L84] customIrp = 0 [L705] RET _BLAST_init() [L707] COND TRUE status >= 0 [L708] s = NP [L709] customIrp = 0 [L710] setEventCalled = customIrp [L711] lowerDriverReturn = setEventCalled [L712] compRegistered = lowerDriverReturn [L713] pended = compRegistered [L714] pirp__IoStatus__Status = 0 [L715] myStatus = 0 [L716] COND FALSE !(irp_choice == 0) [L721] CALL stub_driver_init() [L658] s = NP [L659] pended = 0 [L660] compRegistered = 0 [L661] lowerDriverReturn = 0 [L662] setEventCalled = 0 [L663] customIrp = 0 [L721] RET stub_driver_init() [L724] COND FALSE !(status < 0) [L728] int tmp_ndt_1; [L729] tmp_ndt_1 = __VERIFIER_nondet_int() [L730] COND FALSE !(tmp_ndt_1 == 0) [L733] int tmp_ndt_2; [L734] tmp_ndt_2 = __VERIFIER_nondet_int() [L735] COND FALSE !(tmp_ndt_2 == 1) [L738] int tmp_ndt_3; [L739] tmp_ndt_3 = __VERIFIER_nondet_int() [L740] COND TRUE tmp_ndt_3 == 2 [L762] CALL FloppyDeviceControl(devobj, pirp) [L1184] int disketteExtension__HoldNewRequests = __VERIFIER_nondet_int() ; [L1185] int disketteExtension__IsRemoved = __VERIFIER_nondet_int() ; [L1186] int Irp__IoStatus__Information ; [L1187] int disketteExtension__IsStarted = __VERIFIER_nondet_int() ; [L1188] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L1189] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L1190] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L1191] int irpSp__Parameters__DeviceIoControl__OutputBufferLength = __VERIFIER_nondet_int() ; [L1192] int sizeof__MOUNTDEV_NAME = __VERIFIER_nondet_int() ; [L1193] int Irp__AssociatedIrp__SystemBuffer = __VERIFIER_nondet_int() ; [L1194] int mountName__NameLength ; [L1195] int disketteExtension__DeviceName__Length = __VERIFIER_nondet_int() ; [L1196] int sizeof__USHORT = __VERIFIER_nondet_int() ; [L1197] int disketteExtension__InterfaceString__Buffer = __VERIFIER_nondet_int() ; [L1198] int uniqueId__UniqueIdLength ; [L1199] int disketteExtension__InterfaceString__Length = __VERIFIER_nondet_int() ; [L1200] int sizeof__MOUNTDEV_UNIQUE_ID = __VERIFIER_nondet_int() ; [L1201] int irpSp__Parameters__DeviceIoControl__InputBufferLength = __VERIFIER_nondet_int() ; [L1202] int sizeof__FORMAT_PARAMETERS = __VERIFIER_nondet_int() ; [L1203] int irpSp__Parameters__DeviceIoControl__IoControlCode___1 = __VERIFIER_nondet_int() ; [L1204] int sizeof__FORMAT_EX_PARAMETERS = __VERIFIER_nondet_int() ; [L1205] int formatExParameters__FormatGapLength = __VERIFIER_nondet_int() ; [L1206] int formatExParameters__SectorsPerTrack = __VERIFIER_nondet_int() ; [L1207] int sizeof__DISK_GEOMETRY = __VERIFIER_nondet_int() ; [L1208] int Irp__IoStatus__Status___0 ; [L1209] int disketteExtension = __VERIFIER_nondet_int() ; [L1210] int ntStatus ; [L1211] int outputBufferLength ; [L1212] int lowestDriveMediaType = __VERIFIER_nondet_int() ; [L1213] int highestDriveMediaType = __VERIFIER_nondet_int() ; [L1214] int formatExParametersSize = __VERIFIER_nondet_int() ; [L1215] int formatExParameters ; [L1216] int tmp ; [L1217] int mountName ; [L1218] int uniqueId ; [L1219] int tmp___0 ; [L1220] int __cil_tmp39 ; [L1221] int __cil_tmp40 ; [L1222] int __cil_tmp41 = __VERIFIER_nondet_int() ; [L1223] int __cil_tmp42 ; [L1224] int __cil_tmp43 ; [L1225] int __cil_tmp44 = __VERIFIER_nondet_int() ; [L1226] int __cil_tmp45 = __VERIFIER_nondet_int() ; [L1227] int __cil_tmp46 ; [L1228] int __cil_tmp47 ; [L1229] int __cil_tmp48 ; [L1230] int __cil_tmp49 ; [L1231] int __cil_tmp50 = __VERIFIER_nondet_int() ; [L1232] int __cil_tmp51 ; [L1233] int __cil_tmp52 ; [L1234] int __cil_tmp53 ; [L1235] int __cil_tmp54 ; [L1236] int __cil_tmp55 = __VERIFIER_nondet_int() ; [L1237] int __cil_tmp56 ; [L1238] int __cil_tmp57 ; [L1239] int __cil_tmp58 ; [L1240] int __cil_tmp59 ; [L1241] int __cil_tmp60 = __VERIFIER_nondet_int() ; [L1242] int __cil_tmp61 ; [L1243] int __cil_tmp62 ; [L1244] int __cil_tmp63 ; [L1245] int __cil_tmp64 ; [L1246] int __cil_tmp65 = __VERIFIER_nondet_int() ; [L1247] int __cil_tmp66 = __VERIFIER_nondet_int() ; [L1248] int __cil_tmp67 ; [L1249] int __cil_tmp68 ; [L1250] int __cil_tmp69 = __VERIFIER_nondet_int() ; [L1251] int __cil_tmp70 ; [L1252] int __cil_tmp71 ; [L1253] int __cil_tmp72 = __VERIFIER_nondet_int() ; [L1254] int __cil_tmp73 ; [L1255] int __cil_tmp74 ; [L1256] int __cil_tmp75 = __VERIFIER_nondet_int() ; [L1257] int __cil_tmp76 ; [L1258] int __cil_tmp77 ; [L1259] int __cil_tmp78 = __VERIFIER_nondet_int() ; [L1260] int __cil_tmp79 ; [L1261] int __cil_tmp80 ; [L1262] int __cil_tmp81 = __VERIFIER_nondet_int() ; [L1263] int __cil_tmp82 ; [L1264] int __cil_tmp83 ; [L1265] int __cil_tmp84 ; [L1266] int __cil_tmp85 ; [L1267] int __cil_tmp86 ; [L1268] int __cil_tmp87 ; [L1269] int __cil_tmp88 = __VERIFIER_nondet_int() ; [L1270] int __cil_tmp89 ; [L1271] int __cil_tmp90 ; [L1272] long __cil_tmp91 ; VAL [\old(DeviceObject)=-1, \old(Irp)=0, __cil_tmp41=0, __cil_tmp44=0, __cil_tmp45=0, __cil_tmp50=0, __cil_tmp55=0, __cil_tmp60=0, __cil_tmp65=0, __cil_tmp66=0, __cil_tmp69=0, __cil_tmp72=0, __cil_tmp75=0, __cil_tmp78=0, __cil_tmp81=0, __cil_tmp88=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=-1, DiskController=0, disketteExtension=0, disketteExtension__DeviceName__Length=0, disketteExtension__HoldNewRequests=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__InterfaceString__Length=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, formatExParameters__FormatGapLength=0, formatExParameters__SectorsPerTrack=0, formatExParametersSize=0, highestDriveMediaType=0, IPC=7, Irp=0, Irp__AssociatedIrp__SystemBuffer=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp__Parameters__DeviceIoControl__InputBufferLength=0, irpSp__Parameters__DeviceIoControl__IoControlCode___1=0, irpSp__Parameters__DeviceIoControl__OutputBufferLength=0, KernelMode=0, lowerDriverReturn=0, lowestDriveMediaType=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, sizeof__DISK_GEOMETRY=0, sizeof__FORMAT_EX_PARAMETERS=0, sizeof__FORMAT_PARAMETERS=0, sizeof__MOUNTDEV_NAME=0, sizeof__MOUNTDEV_UNIQUE_ID=0, sizeof__USHORT=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1275] COND FALSE !(\read(disketteExtension__HoldNewRequests)) VAL [\old(DeviceObject)=-1, \old(Irp)=0, __cil_tmp41=0, __cil_tmp44=0, __cil_tmp45=0, __cil_tmp50=0, __cil_tmp55=0, __cil_tmp60=0, __cil_tmp65=0, __cil_tmp66=0, __cil_tmp69=0, __cil_tmp72=0, __cil_tmp75=0, __cil_tmp78=0, __cil_tmp81=0, __cil_tmp88=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=-1, DiskController=0, disketteExtension=0, disketteExtension__DeviceName__Length=0, disketteExtension__HoldNewRequests=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__InterfaceString__Length=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, formatExParameters__FormatGapLength=0, formatExParameters__SectorsPerTrack=0, formatExParametersSize=0, highestDriveMediaType=0, IPC=7, Irp=0, Irp__AssociatedIrp__SystemBuffer=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp__Parameters__DeviceIoControl__InputBufferLength=0, irpSp__Parameters__DeviceIoControl__IoControlCode___1=0, irpSp__Parameters__DeviceIoControl__OutputBufferLength=0, KernelMode=0, lowerDriverReturn=0, lowestDriveMediaType=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, sizeof__DISK_GEOMETRY=0, sizeof__FORMAT_EX_PARAMETERS=0, sizeof__FORMAT_PARAMETERS=0, sizeof__MOUNTDEV_NAME=0, sizeof__MOUNTDEV_UNIQUE_ID=0, sizeof__USHORT=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1288] COND FALSE !(\read(disketteExtension__IsRemoved)) VAL [\old(DeviceObject)=-1, \old(Irp)=0, __cil_tmp41=0, __cil_tmp44=0, __cil_tmp45=0, __cil_tmp50=0, __cil_tmp55=0, __cil_tmp60=0, __cil_tmp65=0, __cil_tmp66=0, __cil_tmp69=0, __cil_tmp72=0, __cil_tmp75=0, __cil_tmp78=0, __cil_tmp81=0, __cil_tmp88=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=-1, DiskController=0, disketteExtension=0, disketteExtension__DeviceName__Length=0, disketteExtension__HoldNewRequests=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__InterfaceString__Length=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, formatExParameters__FormatGapLength=0, formatExParameters__SectorsPerTrack=0, formatExParametersSize=0, highestDriveMediaType=0, IPC=7, Irp=0, Irp__AssociatedIrp__SystemBuffer=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp__Parameters__DeviceIoControl__InputBufferLength=0, irpSp__Parameters__DeviceIoControl__IoControlCode___1=0, irpSp__Parameters__DeviceIoControl__OutputBufferLength=0, KernelMode=0, lowerDriverReturn=0, lowestDriveMediaType=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, sizeof__DISK_GEOMETRY=0, sizeof__FORMAT_EX_PARAMETERS=0, sizeof__FORMAT_PARAMETERS=0, sizeof__MOUNTDEV_NAME=0, sizeof__MOUNTDEV_UNIQUE_ID=0, sizeof__USHORT=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1297] COND TRUE ! disketteExtension__IsStarted VAL [\old(DeviceObject)=-1, \old(Irp)=0, __cil_tmp41=0, __cil_tmp44=0, __cil_tmp45=0, __cil_tmp50=0, __cil_tmp55=0, __cil_tmp60=0, __cil_tmp65=0, __cil_tmp66=0, __cil_tmp69=0, __cil_tmp72=0, __cil_tmp75=0, __cil_tmp78=0, __cil_tmp81=0, __cil_tmp88=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=-1, DiskController=0, disketteExtension=0, disketteExtension__DeviceName__Length=0, disketteExtension__HoldNewRequests=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__InterfaceString__Length=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, formatExParameters__FormatGapLength=0, formatExParameters__SectorsPerTrack=0, formatExParametersSize=0, highestDriveMediaType=0, IPC=7, Irp=0, Irp__AssociatedIrp__SystemBuffer=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp__Parameters__DeviceIoControl__InputBufferLength=0, irpSp__Parameters__DeviceIoControl__IoControlCode___1=0, irpSp__Parameters__DeviceIoControl__OutputBufferLength=0, KernelMode=0, lowerDriverReturn=0, lowestDriveMediaType=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=1, setEventCalled=0, sizeof__DISK_GEOMETRY=0, sizeof__FORMAT_EX_PARAMETERS=0, sizeof__FORMAT_PARAMETERS=0, sizeof__MOUNTDEV_NAME=0, sizeof__MOUNTDEV_UNIQUE_ID=0, sizeof__USHORT=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1298] COND TRUE s == NP [L1299] s = SKIP1 VAL [\old(DeviceObject)=-1, \old(Irp)=0, __cil_tmp41=0, __cil_tmp44=0, __cil_tmp45=0, __cil_tmp50=0, __cil_tmp55=0, __cil_tmp60=0, __cil_tmp65=0, __cil_tmp66=0, __cil_tmp69=0, __cil_tmp72=0, __cil_tmp75=0, __cil_tmp78=0, __cil_tmp81=0, __cil_tmp88=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=-1, DiskController=0, disketteExtension=0, disketteExtension__DeviceName__Length=0, disketteExtension__HoldNewRequests=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__InterfaceString__Length=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, formatExParameters__FormatGapLength=0, formatExParameters__SectorsPerTrack=0, formatExParametersSize=0, highestDriveMediaType=0, IPC=7, Irp=0, Irp__AssociatedIrp__SystemBuffer=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp__Parameters__DeviceIoControl__InputBufferLength=0, irpSp__Parameters__DeviceIoControl__IoControlCode___1=0, irpSp__Parameters__DeviceIoControl__OutputBufferLength=0, KernelMode=0, lowerDriverReturn=0, lowestDriveMediaType=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=3, setEventCalled=0, sizeof__DISK_GEOMETRY=0, sizeof__FORMAT_EX_PARAMETERS=0, sizeof__FORMAT_PARAMETERS=0, sizeof__MOUNTDEV_NAME=0, sizeof__MOUNTDEV_UNIQUE_ID=0, sizeof__USHORT=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] [L1306] Irp__CurrentLocation ++ VAL [\old(DeviceObject)=-1, \old(Irp)=0, __cil_tmp41=0, __cil_tmp44=0, __cil_tmp45=0, __cil_tmp50=0, __cil_tmp55=0, __cil_tmp60=0, __cil_tmp65=0, __cil_tmp66=0, __cil_tmp69=0, __cil_tmp72=0, __cil_tmp75=0, __cil_tmp78=0, __cil_tmp81=0, __cil_tmp88=0, compRegistered=0, customIrp=0, DC=2, DeviceObject=-1, DiskController=0, disketteExtension=0, disketteExtension__DeviceName__Length=0, disketteExtension__HoldNewRequests=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__InterfaceString__Length=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, formatExParameters__FormatGapLength=0, formatExParameters__SectorsPerTrack=0, formatExParametersSize=0, highestDriveMediaType=0, IPC=7, Irp=0, Irp__AssociatedIrp__SystemBuffer=0, Irp__CurrentLocation=2147483647, Irp__CurrentLocation ++=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp__Parameters__DeviceIoControl__InputBufferLength=0, irpSp__Parameters__DeviceIoControl__IoControlCode___1=0, irpSp__Parameters__DeviceIoControl__OutputBufferLength=0, KernelMode=0, lowerDriverReturn=0, lowestDriveMediaType=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=0, pended=0, s=3, setEventCalled=0, sizeof__DISK_GEOMETRY=0, sizeof__FORMAT_EX_PARAMETERS=0, sizeof__FORMAT_PARAMETERS=0, sizeof__MOUNTDEV_NAME=0, sizeof__MOUNTDEV_UNIQUE_ID=0, sizeof__USHORT=0, SKIP1=3, SKIP2=4, Suspended=0, UNLOADED=0] - UnprovableResult [Line: 1590]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1590]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1600]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1600]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1306]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1307]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1307]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1410]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1410]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1418]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1418]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1433]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1433]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1441]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1441]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1501]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1501]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1502]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1502]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1519]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1519]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1520]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1520]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 192]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 192]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 489]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 489]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 505]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 505]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 631]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 631]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 565]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 565]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 248]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 248]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 249]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 249]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 279]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 279]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 280]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 280]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 309]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 309]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 310]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 310]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 317]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 317]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 333]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 333]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 368]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 368]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 369]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 369]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 385]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 385]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 386]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 386]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 402]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 402]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 413]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 413]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 414]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 414]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 427]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 427]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 117]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 117]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 120]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 120]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 131]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 131]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 378 locations, 74 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 831 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 825 mSDsluCounter, 4443 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2626 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 443 IncrementalHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 1817 mSDtfsCounter, 443 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=378occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 45 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 proved your program to be incorrect! [2022-11-19 07:26:56,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4afbf49-bf20-4fce-8119-86ea7948e73a/bin/utaipan-I9t0OCRTmS/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)