./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba --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 b15a3429ae983cb571408e453cffd56861eca4f5fc7e760aad97ad24a44474ad --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:11:11,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:11:11,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:11:11,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:11:11,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:11:11,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:11:11,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:11:11,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:11:11,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:11:11,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:11:11,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:11:11,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:11:11,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:11:11,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:11:11,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:11:11,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:11:11,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:11:11,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:11:11,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:11:11,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:11:11,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:11:11,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:11:11,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:11:11,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:11:11,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:11:11,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:11:11,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:11:11,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:11:11,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:11:11,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:11:11,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:11:11,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:11:11,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:11:11,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:11:11,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:11:11,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:11:11,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:11:11,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:11:11,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:11:11,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:11:11,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:11:11,507 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-22 00:11:11,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:11:11,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:11:11,531 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:11:11,531 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:11:11,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:11:11,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:11:11,532 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:11:11,533 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:11:11,533 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:11:11,533 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:11:11,533 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:11:11,533 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:11:11,534 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:11:11,534 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:11:11,534 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:11:11,534 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:11:11,534 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:11:11,535 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:11:11,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:11:11,536 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:11:11,536 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:11:11,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:11:11,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:11:11,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:11:11,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:11:11,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:11:11,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:11:11,537 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:11:11,537 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:11:11,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:11:11,538 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:11:11,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:11:11,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:11:11,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:11:11,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:11:11,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:11:11,539 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:11:11,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:11:11,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:11:11,540 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:11:11,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:11:11,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:11:11,541 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:11:11,541 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_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b15a3429ae983cb571408e453cffd56861eca4f5fc7e760aad97ad24a44474ad [2022-11-22 00:11:11,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:11:11,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:11:11,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:11:11,827 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:11:11,827 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:11:11,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c [2022-11-22 00:11:14,937 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:11:15,263 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:11:15,264 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c [2022-11-22 00:11:15,279 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/data/d673ebd74/9c119bd2f5e3480f8c607bdf5b9dfe50/FLAG1bf308a95 [2022-11-22 00:11:15,294 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/data/d673ebd74/9c119bd2f5e3480f8c607bdf5b9dfe50 [2022-11-22 00:11:15,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:11:15,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:11:15,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:11:15,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:11:15,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:11:15,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:15,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19672229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15, skipping insertion in model container [2022-11-22 00:11:15,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:15,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:11:15,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:11:15,777 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c[48585,48598] [2022-11-22 00:11:15,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:11:15,791 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:11:15,911 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c[48585,48598] [2022-11-22 00:11:15,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:11:15,928 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:11:15,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15 WrapperNode [2022-11-22 00:11:15,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:11:15,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:11:15,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:11:15,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:11:15,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:15,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,036 INFO L138 Inliner]: procedures = 41, calls = 76, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 1405 [2022-11-22 00:11:16,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:11:16,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:11:16,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:11:16,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:11:16,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,113 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:11:16,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:11:16,142 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:11:16,142 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:11:16,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (1/1) ... [2022-11-22 00:11:16,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:11:16,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:11:16,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:11:16,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:11:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:11:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-11-22 00:11:16,252 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-11-22 00:11:16,252 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2022-11-22 00:11:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2022-11-22 00:11:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-11-22 00:11:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-11-22 00:11:16,253 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-11-22 00:11:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-11-22 00:11:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-11-22 00:11:16,254 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-11-22 00:11:16,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:11:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-11-22 00:11:16,255 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-11-22 00:11:16,255 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2022-11-22 00:11:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2022-11-22 00:11:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:11:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:11:16,469 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:11:16,471 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:11:16,523 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:16,650 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-11-22 00:11:16,651 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-11-22 00:11:16,657 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:16,684 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-11-22 00:11:16,684 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-11-22 00:11:16,698 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:16,719 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:16,737 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:16,742 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:16,750 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:16,754 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:16,762 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:17,560 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##236: assume !false; [2022-11-22 00:11:17,561 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##235: assume false; [2022-11-22 00:11:17,561 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##170: assume !false; [2022-11-22 00:11:17,561 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: assume false; [2022-11-22 00:11:17,561 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##181: assume !false; [2022-11-22 00:11:17,561 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !false; [2022-11-22 00:11:17,562 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##66: assume false; [2022-11-22 00:11:17,562 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2022-11-22 00:11:17,562 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##139: assume false; [2022-11-22 00:11:17,563 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume !false; [2022-11-22 00:11:17,563 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2022-11-22 00:11:17,564 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2022-11-22 00:11:17,564 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume false; [2022-11-22 00:11:17,564 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2022-11-22 00:11:17,569 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:17,612 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2022-11-22 00:11:17,612 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2022-11-22 00:11:17,614 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:17,615 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:17,617 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-22 00:11:17,667 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2022-11-22 00:11:17,668 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2022-11-22 00:11:17,668 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2022-11-22 00:11:17,668 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2022-11-22 00:11:17,668 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2022-11-22 00:11:17,668 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2022-11-22 00:11:17,688 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:11:17,940 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:11:17,941 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-22 00:11:17,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:11:17 BoogieIcfgContainer [2022-11-22 00:11:17,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:11:17,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:11:17,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:11:17,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:11:17,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:11:15" (1/3) ... [2022-11-22 00:11:17,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78e2ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:11:17, skipping insertion in model container [2022-11-22 00:11:17,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:11:15" (2/3) ... [2022-11-22 00:11:17,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78e2ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:11:17, skipping insertion in model container [2022-11-22 00:11:17,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:11:17" (3/3) ... [2022-11-22 00:11:17,961 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl4.cil-2.c [2022-11-22 00:11:17,982 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:11:17,982 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 74 error locations. [2022-11-22 00:11:18,058 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:11:18,064 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;@341bc794, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:11:18,065 INFO L358 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2022-11-22 00:11:18,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 376 states, 244 states have (on average 1.7172131147540983) internal successors, (419), 342 states have internal predecessors, (419), 50 states have call successors, (50), 7 states have call predecessors, (50), 7 states have return successors, (50), 45 states have call predecessors, (50), 50 states have call successors, (50) [2022-11-22 00:11:18,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-22 00:11:18,078 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:11:18,079 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:11:18,079 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)] === [2022-11-22 00:11:18,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:11:18,085 INFO L85 PathProgramCache]: Analyzing trace with hash 642742710, now seen corresponding path program 1 times [2022-11-22 00:11:18,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:11:18,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983814121] [2022-11-22 00:11:18,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:11:18,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:11:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:11:18,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:11:18,508 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:11:18,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983814121] [2022-11-22 00:11:18,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983814121] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:11:18,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:11:18,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:11:18,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740355191] [2022-11-22 00:11:18,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:11:18,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:11:18,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:11:18,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:11:18,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:11:18,566 INFO L87 Difference]: Start difference. First operand has 376 states, 244 states have (on average 1.7172131147540983) internal successors, (419), 342 states have internal predecessors, (419), 50 states have call successors, (50), 7 states have call predecessors, (50), 7 states have return successors, (50), 45 states have call predecessors, (50), 50 states have call successors, (50) 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) [2022-11-22 00:11:18,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:11:18,897 INFO L93 Difference]: Finished difference Result 671 states and 933 transitions. [2022-11-22 00:11:18,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:11:18,902 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 [2022-11-22 00:11:18,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:11:18,917 INFO L225 Difference]: With dead ends: 671 [2022-11-22 00:11:18,920 INFO L226 Difference]: Without dead ends: 323 [2022-11-22 00:11:18,930 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 [2022-11-22 00:11:18,934 INFO L413 NwaCegarLoop]: 475 mSDtfsCounter, 221 mSDsluCounter, 796 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 1271 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:11:18,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 1271 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 00:11:18,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2022-11-22 00:11:19,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 313. [2022-11-22 00:11:19,019 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) [2022-11-22 00:11:19,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 369 transitions. [2022-11-22 00:11:19,028 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 369 transitions. Word has length 8 [2022-11-22 00:11:19,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:11:19,030 INFO L495 AbstractCegarLoop]: Abstraction has 313 states and 369 transitions. [2022-11-22 00:11:19,031 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) [2022-11-22 00:11:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 369 transitions. [2022-11-22 00:11:19,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 00:11:19,035 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:11:19,036 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:11:19,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:11:19,036 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)] === [2022-11-22 00:11:19,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:11:19,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1549812034, now seen corresponding path program 1 times [2022-11-22 00:11:19,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:11:19,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801802028] [2022-11-22 00:11:19,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:11:19,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:11:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:11:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:11:19,179 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:11:19,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801802028] [2022-11-22 00:11:19,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801802028] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:11:19,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:11:19,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:11:19,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634022315] [2022-11-22 00:11:19,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:11:19,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:11:19,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:11:19,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:11:19,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:11:19,183 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) [2022-11-22 00:11:19,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:11:19,312 INFO L93 Difference]: Finished difference Result 361 states and 424 transitions. [2022-11-22 00:11:19,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:11:19,313 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 [2022-11-22 00:11:19,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:11:19,315 INFO L225 Difference]: With dead ends: 361 [2022-11-22 00:11:19,316 INFO L226 Difference]: Without dead ends: 360 [2022-11-22 00:11:19,316 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 [2022-11-22 00:11:19,318 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 [2022-11-22 00:11:19,319 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] [2022-11-22 00:11:19,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-11-22 00:11:19,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 350. [2022-11-22 00:11:19,340 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) [2022-11-22 00:11:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 418 transitions. [2022-11-22 00:11:19,342 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 418 transitions. Word has length 9 [2022-11-22 00:11:19,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:11:19,343 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 418 transitions. [2022-11-22 00:11:19,343 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) [2022-11-22 00:11:19,343 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 418 transitions. [2022-11-22 00:11:19,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 00:11:19,344 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:11:19,344 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:11:19,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 00:11:19,345 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)] === [2022-11-22 00:11:19,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:11:19,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1515609650, now seen corresponding path program 1 times [2022-11-22 00:11:19,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:11:19,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043682666] [2022-11-22 00:11:19,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:11:19,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:11:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:11:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:11:19,419 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:11:19,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043682666] [2022-11-22 00:11:19,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043682666] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:11:19,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:11:19,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:11:19,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530982375] [2022-11-22 00:11:19,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:11:19,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:11:19,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:11:19,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:11:19,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:11:19,422 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) [2022-11-22 00:11:19,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:11:19,557 INFO L93 Difference]: Finished difference Result 360 states and 426 transitions. [2022-11-22 00:11:19,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:11:19,558 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 [2022-11-22 00:11:19,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:11:19,560 INFO L225 Difference]: With dead ends: 360 [2022-11-22 00:11:19,560 INFO L226 Difference]: Without dead ends: 359 [2022-11-22 00:11:19,565 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 [2022-11-22 00:11:19,568 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 [2022-11-22 00:11:19,570 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] [2022-11-22 00:11:19,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2022-11-22 00:11:19,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 349. [2022-11-22 00:11:19,603 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) [2022-11-22 00:11:19,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 417 transitions. [2022-11-22 00:11:19,605 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 417 transitions. Word has length 9 [2022-11-22 00:11:19,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:11:19,606 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 417 transitions. [2022-11-22 00:11:19,606 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) [2022-11-22 00:11:19,606 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 417 transitions. [2022-11-22 00:11:19,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-22 00:11:19,607 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:11:19,607 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:11:19,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 00:11:19,607 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)] === [2022-11-22 00:11:19,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:11:19,608 INFO L85 PathProgramCache]: Analyzing trace with hash 260741256, now seen corresponding path program 1 times [2022-11-22 00:11:19,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:11:19,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492863893] [2022-11-22 00:11:19,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:11:19,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:11:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:11:19,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:11:19,718 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:11:19,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492863893] [2022-11-22 00:11:19,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492863893] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:11:19,720 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:11:19,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:11:19,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544350150] [2022-11-22 00:11:19,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:11:19,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:11:19,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:11:19,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:11:19,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:11:19,727 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) [2022-11-22 00:11:19,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:11:19,846 INFO L93 Difference]: Finished difference Result 363 states and 428 transitions. [2022-11-22 00:11:19,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:11:19,847 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 [2022-11-22 00:11:19,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:11:19,850 INFO L225 Difference]: With dead ends: 363 [2022-11-22 00:11:19,851 INFO L226 Difference]: Without dead ends: 362 [2022-11-22 00:11:19,851 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 [2022-11-22 00:11:19,863 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 [2022-11-22 00:11:19,863 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] [2022-11-22 00:11:19,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-11-22 00:11:19,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 352. [2022-11-22 00:11:19,893 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) [2022-11-22 00:11:19,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 419 transitions. [2022-11-22 00:11:19,897 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 419 transitions. Word has length 10 [2022-11-22 00:11:19,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:11:19,897 INFO L495 AbstractCegarLoop]: Abstraction has 352 states and 419 transitions. [2022-11-22 00:11:19,898 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) [2022-11-22 00:11:19,898 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 419 transitions. [2022-11-22 00:11:19,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 00:11:19,899 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:11:19,899 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:11:19,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 00:11:19,900 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)] === [2022-11-22 00:11:19,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:11:19,900 INFO L85 PathProgramCache]: Analyzing trace with hash 476722709, now seen corresponding path program 1 times [2022-11-22 00:11:19,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:11:19,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113334177] [2022-11-22 00:11:19,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:11:19,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:11:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:11:19,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:11:19,945 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:11:19,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113334177] [2022-11-22 00:11:19,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113334177] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:11:19,946 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:11:19,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 00:11:19,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803612422] [2022-11-22 00:11:19,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:11:19,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:11:19,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:11:19,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:11:19,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:11:19,948 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) [2022-11-22 00:11:20,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:11:20,028 INFO L93 Difference]: Finished difference Result 357 states and 423 transitions. [2022-11-22 00:11:20,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:11:20,028 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 [2022-11-22 00:11:20,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:11:20,030 INFO L225 Difference]: With dead ends: 357 [2022-11-22 00:11:20,030 INFO L226 Difference]: Without dead ends: 355 [2022-11-22 00:11:20,031 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 [2022-11-22 00:11:20,032 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 [2022-11-22 00:11:20,032 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] [2022-11-22 00:11:20,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2022-11-22 00:11:20,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 350. [2022-11-22 00:11:20,044 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) [2022-11-22 00:11:20,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 417 transitions. [2022-11-22 00:11:20,046 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 417 transitions. Word has length 12 [2022-11-22 00:11:20,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:11:20,046 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 417 transitions. [2022-11-22 00:11:20,046 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) [2022-11-22 00:11:20,046 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 417 transitions. [2022-11-22 00:11:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 00:11:20,047 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:11:20,047 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:11:20,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 00:11:20,048 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)] === [2022-11-22 00:11:20,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:11:20,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1435492752, now seen corresponding path program 1 times [2022-11-22 00:11:20,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:11:20,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099477054] [2022-11-22 00:11:20,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:11:20,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:11:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 00:11:20,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-22 00:11:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 00:11:20,109 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-22 00:11:20,109 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-22 00:11:20,111 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 74 remaining) [2022-11-22 00:11:20,112 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 74 remaining) [2022-11-22 00:11:20,113 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 74 remaining) [2022-11-22 00:11:20,113 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 74 remaining) [2022-11-22 00:11:20,113 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 74 remaining) [2022-11-22 00:11:20,113 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 74 remaining) [2022-11-22 00:11:20,114 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 74 remaining) [2022-11-22 00:11:20,114 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 74 remaining) [2022-11-22 00:11:20,114 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 74 remaining) [2022-11-22 00:11:20,114 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 74 remaining) [2022-11-22 00:11:20,114 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 74 remaining) [2022-11-22 00:11:20,115 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 74 remaining) [2022-11-22 00:11:20,115 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 74 remaining) [2022-11-22 00:11:20,115 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 74 remaining) [2022-11-22 00:11:20,115 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 74 remaining) [2022-11-22 00:11:20,115 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 74 remaining) [2022-11-22 00:11:20,115 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 74 remaining) [2022-11-22 00:11:20,116 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 74 remaining) [2022-11-22 00:11:20,116 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 74 remaining) [2022-11-22 00:11:20,116 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 74 remaining) [2022-11-22 00:11:20,116 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 74 remaining) [2022-11-22 00:11:20,116 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 74 remaining) [2022-11-22 00:11:20,117 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 74 remaining) [2022-11-22 00:11:20,117 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 74 remaining) [2022-11-22 00:11:20,117 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 74 remaining) [2022-11-22 00:11:20,117 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 74 remaining) [2022-11-22 00:11:20,117 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 74 remaining) [2022-11-22 00:11:20,118 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 74 remaining) [2022-11-22 00:11:20,118 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 74 remaining) [2022-11-22 00:11:20,118 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 74 remaining) [2022-11-22 00:11:20,118 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 74 remaining) [2022-11-22 00:11:20,118 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 74 remaining) [2022-11-22 00:11:20,119 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 74 remaining) [2022-11-22 00:11:20,119 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 74 remaining) [2022-11-22 00:11:20,119 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 74 remaining) [2022-11-22 00:11:20,119 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 74 remaining) [2022-11-22 00:11:20,119 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 74 remaining) [2022-11-22 00:11:20,120 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 74 remaining) [2022-11-22 00:11:20,120 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 74 remaining) [2022-11-22 00:11:20,120 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 74 remaining) [2022-11-22 00:11:20,120 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 74 remaining) [2022-11-22 00:11:20,120 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 74 remaining) [2022-11-22 00:11:20,120 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 74 remaining) [2022-11-22 00:11:20,121 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 74 remaining) [2022-11-22 00:11:20,121 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 74 remaining) [2022-11-22 00:11:20,121 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 74 remaining) [2022-11-22 00:11:20,121 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 74 remaining) [2022-11-22 00:11:20,121 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 74 remaining) [2022-11-22 00:11:20,121 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 74 remaining) [2022-11-22 00:11:20,122 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 74 remaining) [2022-11-22 00:11:20,122 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 74 remaining) [2022-11-22 00:11:20,122 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 74 remaining) [2022-11-22 00:11:20,122 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 74 remaining) [2022-11-22 00:11:20,122 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 74 remaining) [2022-11-22 00:11:20,122 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 74 remaining) [2022-11-22 00:11:20,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 74 remaining) [2022-11-22 00:11:20,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 74 remaining) [2022-11-22 00:11:20,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 74 remaining) [2022-11-22 00:11:20,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 74 remaining) [2022-11-22 00:11:20,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 74 remaining) [2022-11-22 00:11:20,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 74 remaining) [2022-11-22 00:11:20,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 74 remaining) [2022-11-22 00:11:20,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 74 remaining) [2022-11-22 00:11:20,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 74 remaining) [2022-11-22 00:11:20,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 74 remaining) [2022-11-22 00:11:20,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 74 remaining) [2022-11-22 00:11:20,125 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 74 remaining) [2022-11-22 00:11:20,125 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 74 remaining) [2022-11-22 00:11:20,125 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 74 remaining) [2022-11-22 00:11:20,125 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 74 remaining) [2022-11-22 00:11:20,125 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 74 remaining) [2022-11-22 00:11:20,125 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 74 remaining) [2022-11-22 00:11:20,126 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 74 remaining) [2022-11-22 00:11:20,126 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 74 remaining) [2022-11-22 00:11:20,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 00:11:20,129 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-22 00:11:20,134 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 00:11:20,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:11:20 BoogieIcfgContainer [2022-11-22 00:11:20,190 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 00:11:20,190 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 00:11:20,191 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 00:11:20,191 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 00:11:20,191 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:11:17" (3/4) ... [2022-11-22 00:11:20,193 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-22 00:11:20,313 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 00:11:20,313 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 00:11:20,314 INFO L158 Benchmark]: Toolchain (without parser) took 5016.10ms. Allocated memory was 146.8MB in the beginning and 207.6MB in the end (delta: 60.8MB). Free memory was 111.7MB in the beginning and 116.5MB in the end (delta: -4.8MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2022-11-22 00:11:20,314 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:11:20,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.24ms. Allocated memory is still 146.8MB. Free memory was 111.7MB in the beginning and 85.8MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-22 00:11:20,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.41ms. Allocated memory is still 146.8MB. Free memory was 85.8MB in the beginning and 79.1MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-22 00:11:20,315 INFO L158 Benchmark]: Boogie Preprocessor took 103.46ms. Allocated memory is still 146.8MB. Free memory was 79.1MB in the beginning and 74.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-22 00:11:20,315 INFO L158 Benchmark]: RCFGBuilder took 1805.61ms. Allocated memory was 146.8MB in the beginning and 207.6MB in the end (delta: 60.8MB). Free memory was 74.9MB in the beginning and 109.0MB in the end (delta: -34.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-11-22 00:11:20,316 INFO L158 Benchmark]: TraceAbstraction took 2238.30ms. Allocated memory is still 207.6MB. Free memory was 108.0MB in the beginning and 122.8MB in the end (delta: -14.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:11:20,316 INFO L158 Benchmark]: Witness Printer took 122.82ms. Allocated memory is still 207.6MB. Free memory was 122.8MB in the beginning and 116.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-22 00:11:20,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 630.24ms. Allocated memory is still 146.8MB. Free memory was 111.7MB in the beginning and 85.8MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.41ms. Allocated memory is still 146.8MB. Free memory was 85.8MB in the beginning and 79.1MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.46ms. Allocated memory is still 146.8MB. Free memory was 79.1MB in the beginning and 74.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1805.61ms. Allocated memory was 146.8MB in the beginning and 207.6MB in the end (delta: 60.8MB). Free memory was 74.9MB in the beginning and 109.0MB in the end (delta: -34.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2238.30ms. Allocated memory is still 207.6MB. Free memory was 108.0MB in the beginning and 122.8MB in the end (delta: -14.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 122.82ms. Allocated memory is still 207.6MB. Free memory was 122.8MB in the beginning and 116.5MB 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: [L42] int FloppyThread ; [L43] int KernelMode ; [L44] int Suspended ; [L45] int Executive ; [L46] int DiskController ; [L47] int FloppyDiskPeripheral ; [L48] int FlConfigCallBack ; [L49] int MaximumInterfaceType ; [L50] int MOUNTDEV_MOUNTED_DEVICE_GUID ; [L51] int myStatus ; [L52] int s ; [L53] int UNLOADED ; [L54] int NP ; [L55] int DC ; [L56] int SKIP1 ; [L57] int SKIP2 ; [L58] int MPR1 ; [L59] int MPR3 ; [L60] int IPC ; [L61] int pended ; [L62] int compRegistered ; [L63] int lowerDriverReturn ; [L64] int setEventCalled ; [L65] int customIrp ; [L88] int PagingReferenceCount = 0; [L89] int PagingMutex = 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, 376 locations, 74 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 828 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 822 mSDsluCounter, 4431 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2618 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 446 IncrementalHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 1813 mSDtfsCounter, 446 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=376occurred 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, 0.2s 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! [2022-11-22 00:11:20,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba89c911-aa53-4bb9-b89d-b148f8ed6b20/bin/utaipan-g80aRyZoba/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)