./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/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_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW --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-4e7fbc6 [2022-11-23 15:51:42,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:51:42,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:51:42,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:51:42,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:51:42,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:51:42,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:51:42,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:51:42,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:51:42,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:51:42,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:51:42,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:51:42,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:51:42,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:51:42,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:51:42,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:51:42,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:51:42,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:51:42,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:51:42,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:51:42,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:51:42,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:51:42,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:51:42,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:51:42,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:51:42,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:51:42,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:51:42,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:51:42,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:51:42,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:51:42,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:51:42,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:51:42,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:51:42,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:51:42,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:51:42,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:51:42,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:51:42,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:51:42,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:51:42,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:51:42,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:51:42,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-23 15:51:42,928 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:51:42,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:51:42,929 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:51:42,929 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:51:42,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:51:42,931 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:51:42,931 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:51:42,931 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:51:42,931 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:51:42,932 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:51:42,933 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:51:42,933 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:51:42,934 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:51:42,934 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:51:42,934 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:51:42,934 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:51:42,935 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:51:42,935 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:51:42,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:51:42,936 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 15:51:42,936 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:51:42,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:51:42,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 15:51:42,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:51:42,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:51:42,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:51:42,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:51:42,939 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:51:42,939 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 15:51:42,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:51:42,940 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:51:42,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:51:42,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:51:42,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:51:42,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:51:42,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:51:42,942 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:51:42,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:51:42,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:51:42,942 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:51:42,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:51:42,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:51:42,943 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:51:42,943 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_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b15a3429ae983cb571408e453cffd56861eca4f5fc7e760aad97ad24a44474ad [2022-11-23 15:51:43,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:51:43,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:51:43,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:51:43,255 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:51:43,256 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:51:43,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c [2022-11-23 15:51:46,382 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:51:46,655 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:51:46,656 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c [2022-11-23 15:51:46,669 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/data/2c65e2fb3/9f65b91fcff64bf2acc74b2870126b83/FLAGc28ef533d [2022-11-23 15:51:46,683 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/data/2c65e2fb3/9f65b91fcff64bf2acc74b2870126b83 [2022-11-23 15:51:46,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:51:46,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:51:46,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:51:46,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:51:46,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:51:46,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:46" (1/1) ... [2022-11-23 15:51:46,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b25bcd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:46, skipping insertion in model container [2022-11-23 15:51:46,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:46" (1/1) ... [2022-11-23 15:51:46,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:51:46,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:51:47,191 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_89578f14-dbc0-4a5f-afb3-ad444efe00ac/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c[48585,48598] [2022-11-23 15:51:47,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:51:47,214 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:51:47,326 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_89578f14-dbc0-4a5f-afb3-ad444efe00ac/sv-benchmarks/c/ntdrivers-simplified/floppy_simpl4.cil-2.c[48585,48598] [2022-11-23 15:51:47,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:51:47,343 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:51:47,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47 WrapperNode [2022-11-23 15:51:47,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:51:47,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:51:47,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:51:47,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:51:47,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,458 INFO L138 Inliner]: procedures = 41, calls = 76, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 1405 [2022-11-23 15:51:47,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:51:47,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:51:47,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:51:47,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:51:47,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,540 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:51:47,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:51:47,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:51:47,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:51:47,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (1/1) ... [2022-11-23 15:51:47,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:51:47,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:51:47,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:51:47,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:51:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:51:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2022-11-23 15:51:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2022-11-23 15:51:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure FloppyCreateClose [2022-11-23 15:51:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure FloppyCreateClose [2022-11-23 15:51:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-11-23 15:51:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-11-23 15:51:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-11-23 15:51:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-11-23 15:51:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-11-23 15:51:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-11-23 15:51:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:51:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-11-23 15:51:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-11-23 15:51:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure FlQueueIrpToThread [2022-11-23 15:51:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure FlQueueIrpToThread [2022-11-23 15:51:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:51:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:51:47,991 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:51:47,993 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:51:48,008 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,088 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-11-23 15:51:48,088 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-11-23 15:51:48,089 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,099 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2022-11-23 15:51:48,099 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2022-11-23 15:51:48,110 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,118 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,127 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,130 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,134 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,135 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,142 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,941 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##236: assume !false; [2022-11-23 15:51:48,942 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##235: assume false; [2022-11-23 15:51:48,942 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##170: assume !false; [2022-11-23 15:51:48,942 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: assume false; [2022-11-23 15:51:48,942 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##181: assume !false; [2022-11-23 15:51:48,942 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume !false; [2022-11-23 15:51:48,943 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##66: assume false; [2022-11-23 15:51:48,943 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2022-11-23 15:51:48,943 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##139: assume false; [2022-11-23 15:51:48,943 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume !false; [2022-11-23 15:51:48,943 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2022-11-23 15:51:48,944 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2022-11-23 15:51:48,944 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume false; [2022-11-23 15:51:48,944 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2022-11-23 15:51:48,946 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,975 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2022-11-23 15:51:48,976 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2022-11-23 15:51:48,977 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,978 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:48,978 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-23 15:51:49,031 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2022-11-23 15:51:49,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2022-11-23 15:51:49,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2022-11-23 15:51:49,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2022-11-23 15:51:49,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2022-11-23 15:51:49,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2022-11-23 15:51:49,050 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:51:49,311 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:51:49,311 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 15:51:49,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:49 BoogieIcfgContainer [2022-11-23 15:51:49,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:51:49,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:51:49,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:51:49,326 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:51:49,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:51:46" (1/3) ... [2022-11-23 15:51:49,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f233a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:51:49, skipping insertion in model container [2022-11-23 15:51:49,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:47" (2/3) ... [2022-11-23 15:51:49,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f233a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:51:49, skipping insertion in model container [2022-11-23 15:51:49,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:49" (3/3) ... [2022-11-23 15:51:49,332 INFO L112 eAbstractionObserver]: Analyzing ICFG floppy_simpl4.cil-2.c [2022-11-23 15:51:49,355 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:51:49,356 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 74 error locations. [2022-11-23 15:51:49,438 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:51:49,449 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;@37076f56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:51:49,449 INFO L358 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2022-11-23 15:51:49,456 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) [2022-11-23 15:51:49,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-23 15:51:49,468 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:51:49,469 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:51:49,470 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)] === [2022-11-23 15:51:49,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:51:49,478 INFO L85 PathProgramCache]: Analyzing trace with hash 642742710, now seen corresponding path program 1 times [2022-11-23 15:51:49,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:51:49,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063101799] [2022-11-23 15:51:49,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:51:49,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:51:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:51:49,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:51:49,872 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:51:49,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063101799] [2022-11-23 15:51:49,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063101799] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:51:49,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:51:49,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:51:49,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578596390] [2022-11-23 15:51:49,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:51:49,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:51:49,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:51:49,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:51:49,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:51:49,914 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) [2022-11-23 15:51:50,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:51:50,131 INFO L93 Difference]: Finished difference Result 688 states and 962 transitions. [2022-11-23 15:51:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:51:50,134 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 [2022-11-23 15:51:50,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:51:50,146 INFO L225 Difference]: With dead ends: 688 [2022-11-23 15:51:50,186 INFO L226 Difference]: Without dead ends: 356 [2022-11-23 15:51:50,191 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 [2022-11-23 15:51:50,195 INFO L413 NwaCegarLoop]: 462 mSDtfsCounter, 465 mSDsluCounter, 577 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 1039 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:51:50,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 1039 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:51:50,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2022-11-23 15:51:50,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 346. [2022-11-23 15:51:50,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 241 states have (on average 1.5186721991701244) internal successors, (366), 318 states have internal predecessors, (366), 23 states have call successors, (23), 8 states have call predecessors, (23), 9 states have return successors, (23), 20 states have call predecessors, (23), 22 states have call successors, (23) [2022-11-23 15:51:50,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 412 transitions. [2022-11-23 15:51:50,307 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 412 transitions. Word has length 8 [2022-11-23 15:51:50,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:51:50,308 INFO L495 AbstractCegarLoop]: Abstraction has 346 states and 412 transitions. [2022-11-23 15:51:50,309 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) [2022-11-23 15:51:50,309 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 412 transitions. [2022-11-23 15:51:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 15:51:50,310 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:51:50,310 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:51:50,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:51:50,311 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)] === [2022-11-23 15:51:50,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:51:50,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1549812034, now seen corresponding path program 1 times [2022-11-23 15:51:50,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:51:50,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239742274] [2022-11-23 15:51:50,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:51:50,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:51:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:51:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:51:50,458 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:51:50,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239742274] [2022-11-23 15:51:50,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239742274] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:51:50,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:51:50,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:51:50,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021349502] [2022-11-23 15:51:50,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:51:50,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:51:50,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:51:50,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:51:50,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:51:50,464 INFO L87 Difference]: Start difference. First operand 346 states and 412 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) [2022-11-23 15:51:50,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:51:50,583 INFO L93 Difference]: Finished difference Result 365 states and 432 transitions. [2022-11-23 15:51:50,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:51:50,584 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 [2022-11-23 15:51:50,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:51:50,587 INFO L225 Difference]: With dead ends: 365 [2022-11-23 15:51:50,587 INFO L226 Difference]: Without dead ends: 360 [2022-11-23 15:51:50,588 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 [2022-11-23 15:51:50,589 INFO L413 NwaCegarLoop]: 347 mSDtfsCounter, 107 mSDsluCounter, 586 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 933 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:51:50,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 933 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:51:50,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-11-23 15:51:50,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 350. [2022-11-23 15:51:50,608 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) [2022-11-23 15:51:50,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 418 transitions. [2022-11-23 15:51:50,610 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 418 transitions. Word has length 9 [2022-11-23 15:51:50,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:51:50,610 INFO L495 AbstractCegarLoop]: Abstraction has 350 states and 418 transitions. [2022-11-23 15:51:50,610 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) [2022-11-23 15:51:50,611 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 418 transitions. [2022-11-23 15:51:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 15:51:50,611 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:51:50,611 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:51:50,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:51:50,612 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)] === [2022-11-23 15:51:50,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:51:50,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1515609650, now seen corresponding path program 1 times [2022-11-23 15:51:50,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:51:50,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238450119] [2022-11-23 15:51:50,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:51:50,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:51:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:51:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:51:50,699 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:51:50,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238450119] [2022-11-23 15:51:50,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238450119] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:51:50,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:51:50,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:51:50,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753150740] [2022-11-23 15:51:50,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:51:50,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:51:50,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:51:50,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:51:50,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:51:50,701 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) [2022-11-23 15:51:50,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:51:50,822 INFO L93 Difference]: Finished difference Result 364 states and 429 transitions. [2022-11-23 15:51:50,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:51:50,823 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 [2022-11-23 15:51:50,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:51:50,825 INFO L225 Difference]: With dead ends: 364 [2022-11-23 15:51:50,825 INFO L226 Difference]: Without dead ends: 363 [2022-11-23 15:51:50,830 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 [2022-11-23 15:51:50,833 INFO L413 NwaCegarLoop]: 339 mSDtfsCounter, 112 mSDsluCounter, 572 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:51:50,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 911 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:51:50,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2022-11-23 15:51:50,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 353. [2022-11-23 15:51:50,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 249 states have (on average 1.502008032128514) internal successors, (374), 323 states have internal predecessors, (374), 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) [2022-11-23 15:51:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 420 transitions. [2022-11-23 15:51:50,867 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 420 transitions. Word has length 9 [2022-11-23 15:51:50,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:51:50,867 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 420 transitions. [2022-11-23 15:51:50,867 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) [2022-11-23 15:51:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 420 transitions. [2022-11-23 15:51:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-23 15:51:50,868 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:51:50,868 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:51:50,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 15:51:50,869 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)] === [2022-11-23 15:51:50,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:51:50,869 INFO L85 PathProgramCache]: Analyzing trace with hash 260741256, now seen corresponding path program 1 times [2022-11-23 15:51:50,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:51:50,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695166913] [2022-11-23 15:51:50,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:51:50,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:51:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:51:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:51:50,983 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:51:50,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695166913] [2022-11-23 15:51:50,984 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695166913] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:51:50,984 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:51:50,984 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:51:50,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346379702] [2022-11-23 15:51:50,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:51:50,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:51:50,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:51:50,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:51:50,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:51:50,990 INFO L87 Difference]: Start difference. First operand 353 states and 420 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) [2022-11-23 15:51:51,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:51:51,102 INFO L93 Difference]: Finished difference Result 363 states and 428 transitions. [2022-11-23 15:51:51,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:51:51,103 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 [2022-11-23 15:51:51,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:51:51,105 INFO L225 Difference]: With dead ends: 363 [2022-11-23 15:51:51,105 INFO L226 Difference]: Without dead ends: 362 [2022-11-23 15:51:51,106 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 [2022-11-23 15:51:51,107 INFO L413 NwaCegarLoop]: 340 mSDtfsCounter, 99 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:51:51,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 919 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:51:51,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-11-23 15:51:51,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 352. [2022-11-23 15:51:51,120 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) [2022-11-23 15:51:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 419 transitions. [2022-11-23 15:51:51,122 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 419 transitions. Word has length 10 [2022-11-23 15:51:51,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:51:51,123 INFO L495 AbstractCegarLoop]: Abstraction has 352 states and 419 transitions. [2022-11-23 15:51:51,123 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) [2022-11-23 15:51:51,123 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 419 transitions. [2022-11-23 15:51:51,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-23 15:51:51,124 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:51:51,124 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:51:51,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 15:51:51,125 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)] === [2022-11-23 15:51:51,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:51:51,125 INFO L85 PathProgramCache]: Analyzing trace with hash 476722709, now seen corresponding path program 1 times [2022-11-23 15:51:51,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:51:51,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917068050] [2022-11-23 15:51:51,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:51:51,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:51:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 15:51:51,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 15:51:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 15:51:51,216 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-23 15:51:51,217 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 15:51:51,218 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 74 remaining) [2022-11-23 15:51:51,220 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 74 remaining) [2022-11-23 15:51:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 74 remaining) [2022-11-23 15:51:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 74 remaining) [2022-11-23 15:51:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 74 remaining) [2022-11-23 15:51:51,221 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 74 remaining) [2022-11-23 15:51:51,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 74 remaining) [2022-11-23 15:51:51,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 74 remaining) [2022-11-23 15:51:51,222 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 74 remaining) [2022-11-23 15:51:51,223 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 74 remaining) [2022-11-23 15:51:51,223 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 74 remaining) [2022-11-23 15:51:51,223 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 74 remaining) [2022-11-23 15:51:51,224 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 74 remaining) [2022-11-23 15:51:51,224 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 74 remaining) [2022-11-23 15:51:51,224 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 74 remaining) [2022-11-23 15:51:51,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 74 remaining) [2022-11-23 15:51:51,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 74 remaining) [2022-11-23 15:51:51,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 74 remaining) [2022-11-23 15:51:51,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 74 remaining) [2022-11-23 15:51:51,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 74 remaining) [2022-11-23 15:51:51,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 74 remaining) [2022-11-23 15:51:51,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 74 remaining) [2022-11-23 15:51:51,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 74 remaining) [2022-11-23 15:51:51,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 74 remaining) [2022-11-23 15:51:51,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 74 remaining) [2022-11-23 15:51:51,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 74 remaining) [2022-11-23 15:51:51,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 74 remaining) [2022-11-23 15:51:51,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 74 remaining) [2022-11-23 15:51:51,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 74 remaining) [2022-11-23 15:51:51,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 74 remaining) [2022-11-23 15:51:51,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 74 remaining) [2022-11-23 15:51:51,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 74 remaining) [2022-11-23 15:51:51,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 74 remaining) [2022-11-23 15:51:51,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 74 remaining) [2022-11-23 15:51:51,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 74 remaining) [2022-11-23 15:51:51,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 74 remaining) [2022-11-23 15:51:51,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 74 remaining) [2022-11-23 15:51:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 74 remaining) [2022-11-23 15:51:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 74 remaining) [2022-11-23 15:51:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 74 remaining) [2022-11-23 15:51:51,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 74 remaining) [2022-11-23 15:51:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 74 remaining) [2022-11-23 15:51:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 74 remaining) [2022-11-23 15:51:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 74 remaining) [2022-11-23 15:51:51,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 74 remaining) [2022-11-23 15:51:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 74 remaining) [2022-11-23 15:51:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 74 remaining) [2022-11-23 15:51:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 74 remaining) [2022-11-23 15:51:51,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 74 remaining) [2022-11-23 15:51:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 74 remaining) [2022-11-23 15:51:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 74 remaining) [2022-11-23 15:51:51,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 74 remaining) [2022-11-23 15:51:51,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 74 remaining) [2022-11-23 15:51:51,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 74 remaining) [2022-11-23 15:51:51,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 74 remaining) [2022-11-23 15:51:51,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 74 remaining) [2022-11-23 15:51:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 74 remaining) [2022-11-23 15:51:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 74 remaining) [2022-11-23 15:51:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 74 remaining) [2022-11-23 15:51:51,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 74 remaining) [2022-11-23 15:51:51,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 74 remaining) [2022-11-23 15:51:51,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 74 remaining) [2022-11-23 15:51:51,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 74 remaining) [2022-11-23 15:51:51,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 74 remaining) [2022-11-23 15:51:51,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 74 remaining) [2022-11-23 15:51:51,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 74 remaining) [2022-11-23 15:51:51,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 74 remaining) [2022-11-23 15:51:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 74 remaining) [2022-11-23 15:51:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 74 remaining) [2022-11-23 15:51:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 74 remaining) [2022-11-23 15:51:51,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 74 remaining) [2022-11-23 15:51:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 74 remaining) [2022-11-23 15:51:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 74 remaining) [2022-11-23 15:51:51,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location FlQueueIrpToThreadErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 74 remaining) [2022-11-23 15:51:51,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 15:51:51,244 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-23 15:51:51,249 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 15:51:51,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:51:51 BoogieIcfgContainer [2022-11-23 15:51:51,291 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 15:51:51,291 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 15:51:51,291 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 15:51:51,292 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 15:51:51,292 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:49" (3/4) ... [2022-11-23 15:51:51,294 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-23 15:51:51,364 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 15:51:51,364 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 15:51:51,365 INFO L158 Benchmark]: Toolchain (without parser) took 4677.53ms. Allocated memory was 182.5MB in the beginning and 232.8MB in the end (delta: 50.3MB). Free memory was 137.0MB in the beginning and 168.6MB in the end (delta: -31.5MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-23 15:51:51,365 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:51:51,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 655.43ms. Allocated memory is still 182.5MB. Free memory was 137.0MB in the beginning and 110.7MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-23 15:51:51,366 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.63ms. Allocated memory is still 182.5MB. Free memory was 110.7MB in the beginning and 104.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 15:51:51,366 INFO L158 Benchmark]: Boogie Preprocessor took 92.03ms. Allocated memory is still 182.5MB. Free memory was 104.4MB in the beginning and 148.2MB in the end (delta: -43.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-11-23 15:51:51,367 INFO L158 Benchmark]: RCFGBuilder took 1766.67ms. Allocated memory is still 182.5MB. Free memory was 148.2MB in the beginning and 99.2MB in the end (delta: 49.0MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. [2022-11-23 15:51:51,367 INFO L158 Benchmark]: TraceAbstraction took 1968.64ms. Allocated memory was 182.5MB in the beginning and 232.8MB in the end (delta: 50.3MB). Free memory was 98.1MB in the beginning and 173.8MB in the end (delta: -75.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:51:51,368 INFO L158 Benchmark]: Witness Printer took 73.22ms. Allocated memory is still 232.8MB. Free memory was 173.8MB in the beginning and 168.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 15:51:51,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 655.43ms. Allocated memory is still 182.5MB. Free memory was 137.0MB in the beginning and 110.7MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.63ms. Allocated memory is still 182.5MB. Free memory was 110.7MB in the beginning and 104.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.03ms. Allocated memory is still 182.5MB. Free memory was 104.4MB in the beginning and 148.2MB in the end (delta: -43.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1766.67ms. Allocated memory is still 182.5MB. Free memory was 148.2MB in the beginning and 99.2MB in the end (delta: 49.0MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1968.64ms. Allocated memory was 182.5MB in the beginning and 232.8MB in the end (delta: 50.3MB). Free memory was 98.1MB in the beginning and 173.8MB in the end (delta: -75.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 73.22ms. Allocated memory is still 232.8MB. Free memory was 173.8MB in the beginning and 168.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 489]: 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 FALSE !(tmp_ndt_3 == 2) [L743] int tmp_ndt_4; [L744] tmp_ndt_4 = __VERIFIER_nondet_int() [L745] COND TRUE tmp_ndt_4 == 3 [L767] CALL FloppyPnp(devobj, pirp) [L161] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L162] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L163] int Irp__IoStatus__Information ; [L164] int Irp__IoStatus__Status ; [L165] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L166] int disketteExtension__IsRemoved = __VERIFIER_nondet_int() ; [L167] int disketteExtension__IsStarted = __VERIFIER_nondet_int() ; [L168] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L169] int disketteExtension__HoldNewRequests ; [L170] int disketteExtension__FloppyThread = __VERIFIER_nondet_int() ; [L171] int disketteExtension__InterfaceString__Buffer = __VERIFIER_nondet_int() ; [L172] int disketteExtension__InterfaceString = __VERIFIER_nondet_int() ; [L173] int disketteExtension__ArcName__Length = __VERIFIER_nondet_int() ; [L174] int disketteExtension__ArcName = __VERIFIER_nondet_int() ; [L175] int irpSp__MinorFunction = __VERIFIER_nondet_int() ; [L176] int IoGetConfigurationInformation__FloppyCount = __VERIFIER_nondet_int() ; [L177] int irpSp ; [L178] int disketteExtension ; [L179] int ntStatus ; [L180] int doneEvent = __VERIFIER_nondet_int() ; [L181] int irpSp___0 ; [L182] int nextIrpSp ; [L183] int nextIrpSp__Control ; [L184] int irpSp___1 ; [L185] int irpSp__Context ; [L186] int irpSp__Control ; [L187] long __cil_tmp29 ; [L188] long __cil_tmp30 ; [L191] ntStatus = 0 [L192] PagingReferenceCount ++ [L193] COND TRUE PagingReferenceCount == 1 [L196] disketteExtension = DeviceObject__DeviceExtension [L197] irpSp = Irp__Tail__Overlay__CurrentStackLocation VAL [compRegistered=0, customIrp=0, DC=2, DeviceObject=-1, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, unknown-#in~DeviceObject-unknown=-1, unknown-#in~Irp-unknown=0, UNLOADED=0] [L198] COND FALSE !(\read(disketteExtension__IsRemoved)) VAL [compRegistered=0, customIrp=0, DC=2, DeviceObject=-1, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__ArcName=0, disketteExtension__ArcName__Length=0, disketteExtension__FloppyThread=0, disketteExtension__InterfaceString=0, disketteExtension__InterfaceString__Buffer=0, disketteExtension__IsRemoved=0, disketteExtension__IsStarted=0, disketteExtension__TargetObject=0, doneEvent=0, Executive=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, IoGetConfigurationInformation__FloppyCount=0, IPC=7, Irp=0, Irp__CurrentLocation=0, Irp__Tail__Overlay__CurrentStackLocation=0, irpSp=0, irpSp__MinorFunction=0, KernelMode=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, ntStatus=0, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, unknown-#in~DeviceObject-unknown=-1, unknown-#in~Irp-unknown=0, UNLOADED=0] [L207] COND TRUE irpSp__MinorFunction == 0 [L232] CALL FloppyStartDevice(DeviceObject, Irp) [L435] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L436] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L437] int Irp__IoStatus__Status ; [L438] int disketteExtension__TargetObject = __VERIFIER_nondet_int() ; [L439] int disketteExtension__MaxTransferSize ; [L440] int disketteExtension__DriveType = __VERIFIER_nondet_int() ; [L441] int disketteExtension__PerpendicularMode ; [L442] int disketteExtension__DeviceUnit ; [L443] int disketteExtension__DriveOnValue ; [L444] int disketteExtension__UnderlyingPDO = __VERIFIER_nondet_int() ; [L445] int disketteExtension__InterfaceString = __VERIFIER_nondet_int() ; [L446] int disketteExtension__IsStarted ; [L447] int disketteExtension__HoldNewRequests ; [L448] int ntStatus ; [L449] int pnpStatus ; [L450] int doneEvent = __VERIFIER_nondet_int() ; [L451] int fdcInfo = __VERIFIER_nondet_int() ; [L452] int fdcInfo__BufferCount ; [L453] int fdcInfo__BufferSize ; [L454] int fdcInfo__MaxTransferSize = __VERIFIER_nondet_int() ; [L455] int fdcInfo__AcpiBios = __VERIFIER_nondet_int() ; [L456] int fdcInfo__AcpiFdiSupported = __VERIFIER_nondet_int() ; [L457] int fdcInfo__PeripheralNumber = __VERIFIER_nondet_int() ; [L458] int fdcInfo__BusType ; [L459] int fdcInfo__ControllerNumber = __VERIFIER_nondet_int() ; [L460] int fdcInfo__UnitNumber = __VERIFIER_nondet_int() ; [L461] int fdcInfo__BusNumber = __VERIFIER_nondet_int() ; [L462] int Dc ; [L463] int Fp ; [L464] int disketteExtension ; [L465] int irpSp ; [L466] int irpSp___0 ; [L467] int nextIrpSp ; [L468] int nextIrpSp__Control ; [L469] int irpSp___1 ; [L470] int irpSp__Control ; [L471] int irpSp__Context ; [L472] int InterfaceType ; [L473] int KUSER_SHARED_DATA__AlternativeArchitecture_NEC98x86 = __VERIFIER_nondet_int() ; [L474] long __cil_tmp42 ; [L475] int __cil_tmp43 ; [L476] int __cil_tmp44 ; [L477] int __cil_tmp45 ; [L478] int __cil_tmp46 = __VERIFIER_nondet_int() ; [L479] int __cil_tmp47 ; [L480] int __cil_tmp48 ; [L481] int __cil_tmp49 ; [L484] Dc = DiskController [L485] Fp = FloppyDiskPeripheral [L486] disketteExtension = DeviceObject__DeviceExtension [L487] irpSp = Irp__Tail__Overlay__CurrentStackLocation [L488] irpSp___0 = Irp__Tail__Overlay__CurrentStackLocation VAL [__cil_tmp46=0, compRegistered=0, customIrp=0, DC=2, Dc=0, DeviceObject=-1, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__DriveType=0, disketteExtension__InterfaceString=0, disketteExtension__TargetObject=0, disketteExtension__UnderlyingPDO=0, doneEvent=0, Executive=0, fdcInfo=0, fdcInfo__AcpiBios=0, fdcInfo__AcpiFdiSupported=0, fdcInfo__BusNumber=0, fdcInfo__ControllerNumber=0, fdcInfo__MaxTransferSize=0, fdcInfo__PeripheralNumber=0, fdcInfo__UnitNumber=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, Fp=0, IPC=7, Irp=0, Irp__Tail__Overlay__CurrentStackLocation=-2147483648, irpSp=-2147483648, irpSp___0=-2147483648, KernelMode=0, KUSER_SHARED_DATA__AlternativeArchitecture_NEC98x86=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, unknown-#in~DeviceObject-unknown=-1, unknown-#in~Irp-unknown=0, UNLOADED=0] [L489] Irp__Tail__Overlay__CurrentStackLocation - 1 VAL [__cil_tmp46=0, compRegistered=0, customIrp=0, Dc=0, DC=2, DeviceObject=-1, DeviceObject__DeviceExtension=0, DiskController=0, disketteExtension=0, disketteExtension__DriveType=0, disketteExtension__InterfaceString=0, disketteExtension__TargetObject=0, disketteExtension__UnderlyingPDO=0, doneEvent=0, Executive=0, fdcInfo=0, fdcInfo__AcpiBios=0, fdcInfo__AcpiFdiSupported=0, fdcInfo__BusNumber=0, fdcInfo__ControllerNumber=0, fdcInfo__MaxTransferSize=0, fdcInfo__PeripheralNumber=0, fdcInfo__UnitNumber=0, FlConfigCallBack=0, FloppyDiskPeripheral=0, FloppyThread=0, Fp=0, IPC=7, Irp=0, Irp__Tail__Overlay__CurrentStackLocation=-2147483648, irpSp=-2147483648, irpSp___0=-2147483648, KernelMode=0, KUSER_SHARED_DATA__AlternativeArchitecture_NEC98x86=0, lowerDriverReturn=0, MaximumInterfaceType=0, MOUNTDEV_MOUNTED_DEVICE_GUID=0, MPR1=5, MPR3=6, myStatus=0, NP=1, PagingMutex=0, PagingReferenceCount=1, pended=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=0, unknown-#in~DeviceObject-unknown=-1, unknown-#in~Irp-unknown=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: 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: 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: 1.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 783 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 783 mSDsluCounter, 3802 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2314 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 390 IncrementalHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1488 mSDtfsCounter, 390 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=376occurred in iteration=0, InterpolantAutomatonStates: 16, 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, 4 MinimizatonAttempts, 40 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 96 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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! [2022-11-23 15:51:51,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89578f14-dbc0-4a5f-afb3-ad444efe00ac/bin/utaipan-Q6hlc19bkW/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)