./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bfc29f03d3be9b41eb07ac14f0f7eac45bf3a60a4a6601e3132f720b72534d53 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:38:22,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:38:22,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:38:22,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:38:22,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:38:22,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:38:22,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:38:22,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:38:22,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:38:22,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:38:22,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:38:22,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:38:22,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:38:22,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:38:22,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:38:22,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:38:22,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:38:22,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:38:22,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:38:22,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:38:22,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:38:22,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:38:22,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:38:22,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:38:22,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:38:22,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:38:22,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:38:22,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:38:22,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:38:22,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:38:22,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:38:22,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:38:22,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:38:22,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:38:22,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:38:22,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:38:22,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:38:22,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:38:22,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:38:22,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:38:22,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:38:22,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 16:38:22,849 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:38:22,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:38:22,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:38:22,849 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:38:22,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:38:22,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:38:22,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:38:22,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:38:22,851 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:38:22,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:38:22,852 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 16:38:22,852 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:38:22,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:38:22,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 16:38:22,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:38:22,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:38:22,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:38:22,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:38:22,853 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 16:38:22,853 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 16:38:22,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:38:22,853 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:38:22,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:38:22,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:38:22,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:38:22,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:38:22,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:38:22,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:38:22,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:38:22,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:38:22,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:38:22,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 16:38:22,855 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:38:22,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:38:22,856 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:38:22,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:38:22,856 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:38:22,856 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfc29f03d3be9b41eb07ac14f0f7eac45bf3a60a4a6601e3132f720b72534d53 [2022-12-13 16:38:23,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:38:23,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:38:23,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:38:23,046 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:38:23,047 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:38:23,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2022-12-13 16:38:25,684 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:38:25,910 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:38:25,911 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2022-12-13 16:38:25,923 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/data/d5c38cfec/437068a2b1f34eafafb1c24b37ddc970/FLAGf512ef45d [2022-12-13 16:38:25,937 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/data/d5c38cfec/437068a2b1f34eafafb1c24b37ddc970 [2022-12-13 16:38:25,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:38:25,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:38:25,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:38:25,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:38:25,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:38:25,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:38:25" (1/1) ... [2022-12-13 16:38:25,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52318bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:25, skipping insertion in model container [2022-12-13 16:38:25,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:38:25" (1/1) ... [2022-12-13 16:38:25,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:38:25,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:38:26,119 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_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c[2074,2087] [2022-12-13 16:38:26,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:38:26,230 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:38:26,241 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_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c[2074,2087] [2022-12-13 16:38:26,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:38:26,304 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:38:26,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26 WrapperNode [2022-12-13 16:38:26,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:38:26,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:38:26,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:38:26,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:38:26,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,357 INFO L138 Inliner]: procedures = 41, calls = 108, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1605 [2022-12-13 16:38:26,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:38:26,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:38:26,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:38:26,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:38:26,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,394 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:38:26,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:38:26,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:38:26,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:38:26,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (1/1) ... [2022-12-13 16:38:26,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:38:26,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:38:26,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:38:26,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:38:26,464 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2022-12-13 16:38:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2022-12-13 16:38:26,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:38:26,464 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2022-12-13 16:38:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2022-12-13 16:38:26,464 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2022-12-13 16:38:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2022-12-13 16:38:26,464 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2022-12-13 16:38:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2022-12-13 16:38:26,465 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-12-13 16:38:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-12-13 16:38:26,465 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-12-13 16:38:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-12-13 16:38:26,465 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2022-12-13 16:38:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2022-12-13 16:38:26,465 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2022-12-13 16:38:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2022-12-13 16:38:26,465 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2022-12-13 16:38:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2022-12-13 16:38:26,465 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-12-13 16:38:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-12-13 16:38:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 16:38:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-12-13 16:38:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-12-13 16:38:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2022-12-13 16:38:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2022-12-13 16:38:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:38:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:38:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2022-12-13 16:38:26,466 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2022-12-13 16:38:26,635 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:38:26,637 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:38:26,721 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:26,760 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2022-12-13 16:38:26,760 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2022-12-13 16:38:26,808 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:26,825 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-12-13 16:38:26,825 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-12-13 16:38:26,831 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:26,832 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:26,835 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:26,844 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:26,854 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:26,856 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:26,859 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-12-13 16:38:27,333 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res#1 := 0; [2022-12-13 16:38:27,333 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume !false; [2022-12-13 16:38:27,333 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume false; [2022-12-13 16:38:27,333 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##286: assume !false; [2022-12-13 16:38:27,333 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume false; [2022-12-13 16:38:27,333 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##134: assume !false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2022-12-13 16:38:27,334 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2022-12-13 16:38:27,386 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:38:27,395 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:38:27,395 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 16:38:27,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:38:27 BoogieIcfgContainer [2022-12-13 16:38:27,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:38:27,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:38:27,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:38:27,401 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:38:27,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:38:25" (1/3) ... [2022-12-13 16:38:27,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20a2ee5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:38:27, skipping insertion in model container [2022-12-13 16:38:27,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:38:26" (2/3) ... [2022-12-13 16:38:27,403 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20a2ee5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:38:27, skipping insertion in model container [2022-12-13 16:38:27,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:38:27" (3/3) ... [2022-12-13 16:38:27,404 INFO L112 eAbstractionObserver]: Analyzing ICFG cdaudio_simpl1.cil-1.c [2022-12-13 16:38:27,417 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:38:27,417 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2022-12-13 16:38:27,472 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:38:27,479 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=PETRI_NET, 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;@639df1ac, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:38:27,479 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-12-13 16:38:27,483 INFO L276 IsEmpty]: Start isEmpty. Operand has 519 states, 392 states have (on average 1.5408163265306123) internal successors, (604), 436 states have internal predecessors, (604), 87 states have call successors, (87), 13 states have call predecessors, (87), 13 states have return successors, (87), 82 states have call predecessors, (87), 87 states have call successors, (87) [2022-12-13 16:38:27,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 16:38:27,492 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:38:27,493 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:38:27,493 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2022-12-13 16:38:27,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:38:27,497 INFO L85 PathProgramCache]: Analyzing trace with hash 459595413, now seen corresponding path program 1 times [2022-12-13 16:38:27,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:38:27,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509914542] [2022-12-13 16:38:27,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:38:27,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:38:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:38:27,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 16:38:27,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:38:27,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509914542] [2022-12-13 16:38:27,733 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509914542] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:38:27,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:38:27,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 16:38:27,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278081436] [2022-12-13 16:38:27,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:38:27,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 16:38:27,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:38:27,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 16:38:27,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 16:38:27,770 INFO L87 Difference]: Start difference. First operand has 519 states, 392 states have (on average 1.5408163265306123) internal successors, (604), 436 states have internal predecessors, (604), 87 states have call successors, (87), 13 states have call predecessors, (87), 13 states have return successors, (87), 82 states have call predecessors, (87), 87 states have call successors, (87) Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2022-12-13 16:38:27,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:38:27,883 INFO L93 Difference]: Finished difference Result 925 states and 1429 transitions. [2022-12-13 16:38:27,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 16:38:27,886 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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 15 [2022-12-13 16:38:27,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:38:27,895 INFO L225 Difference]: With dead ends: 925 [2022-12-13 16:38:27,896 INFO L226 Difference]: Without dead ends: 258 [2022-12-13 16:38:27,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 16:38:27,906 INFO L413 NwaCegarLoop]: 787 mSDtfsCounter, 74 mSDsluCounter, 1502 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 2289 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:38:27,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 2289 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:38:27,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2022-12-13 16:38:27,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 258. [2022-12-13 16:38:27,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 195 states have (on average 1.3794871794871795) internal successors, (269), 231 states have internal predecessors, (269), 29 states have call successors, (29), 10 states have call predecessors, (29), 9 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2022-12-13 16:38:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 315 transitions. [2022-12-13 16:38:27,959 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 315 transitions. Word has length 15 [2022-12-13 16:38:27,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:38:27,960 INFO L495 AbstractCegarLoop]: Abstraction has 258 states and 315 transitions. [2022-12-13 16:38:27,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2022-12-13 16:38:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 315 transitions. [2022-12-13 16:38:27,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-13 16:38:27,961 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:38:27,961 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:38:27,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 16:38:27,962 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2022-12-13 16:38:27,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:38:27,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1362557123, now seen corresponding path program 1 times [2022-12-13 16:38:27,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:38:27,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116949706] [2022-12-13 16:38:27,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:38:27,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:38:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:38:27,987 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:38:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:38:28,024 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:38:28,024 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 16:38:28,025 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 26 remaining) [2022-12-13 16:38:28,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 26 remaining) [2022-12-13 16:38:28,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 26 remaining) [2022-12-13 16:38:28,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 26 remaining) [2022-12-13 16:38:28,027 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 26 remaining) [2022-12-13 16:38:28,028 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 26 remaining) [2022-12-13 16:38:28,029 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 26 remaining) [2022-12-13 16:38:28,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 26 remaining) [2022-12-13 16:38:28,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 26 remaining) [2022-12-13 16:38:28,030 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 26 remaining) [2022-12-13 16:38:28,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 16:38:28,032 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 16:38:28,036 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 16:38:28,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 04:38:28 BoogieIcfgContainer [2022-12-13 16:38:28,078 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 16:38:28,078 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:38:28,078 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:38:28,079 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:38:28,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:38:27" (3/4) ... [2022-12-13 16:38:28,081 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 16:38:28,137 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 16:38:28,137 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:38:28,138 INFO L158 Benchmark]: Toolchain (without parser) took 2196.90ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 114.7MB in the beginning and 128.9MB in the end (delta: -14.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2022-12-13 16:38:28,138 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:38:28,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.90ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 82.8MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-13 16:38:28,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.09ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 76.0MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 16:38:28,139 INFO L158 Benchmark]: Boogie Preprocessor took 45.36ms. Allocated memory is still 142.6MB. Free memory was 76.0MB in the beginning and 70.7MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 16:38:28,139 INFO L158 Benchmark]: RCFGBuilder took 993.61ms. Allocated memory is still 142.6MB. Free memory was 70.7MB in the beginning and 104.4MB in the end (delta: -33.7MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2022-12-13 16:38:28,139 INFO L158 Benchmark]: TraceAbstraction took 678.83ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 103.9MB in the beginning and 133.1MB in the end (delta: -29.2MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2022-12-13 16:38:28,140 INFO L158 Benchmark]: Witness Printer took 58.68ms. Allocated memory is still 172.0MB. Free memory was 133.1MB in the beginning and 128.9MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:38:28,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.90ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 82.8MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.09ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 76.0MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.36ms. Allocated memory is still 142.6MB. Free memory was 76.0MB in the beginning and 70.7MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 993.61ms. Allocated memory is still 142.6MB. Free memory was 70.7MB in the beginning and 104.4MB in the end (delta: -33.7MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * TraceAbstraction took 678.83ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 103.9MB in the beginning and 133.1MB in the end (delta: -29.2MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * Witness Printer took 58.68ms. Allocated memory is still 172.0MB. Free memory was 133.1MB in the beginning and 128.9MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1696]: integer overflow possible integer overflow possible We found a FailurePath: [L32] int s ; [L33] int UNLOADED ; [L34] int NP ; [L35] int DC ; [L36] int SKIP1 ; [L37] int SKIP2 ; [L38] int MPR1 ; [L39] int MPR3 ; [L40] int IPC ; [L41] int pended ; [L42] int compFptr ; [L43] int compRegistered ; [L44] int lowerDriverReturn ; [L45] int setEventCalled ; [L46] int customIrp ; [L47] int routine ; [L48] int myStatus ; [L49] int pirp ; [L50] int Executive ; [L51] int Suspended ; [L52] int KernelMode ; [L53] int DeviceUsageTypePaging ; VAL [compFptr=0, compRegistered=0, customIrp=0, DC=0, DeviceUsageTypePaging=0, Executive=0, IPC=0, KernelMode=0, lowerDriverReturn=0, MPR1=0, MPR3=0, myStatus=0, NP=0, pended=0, pirp=0, routine=0, s=0, setEventCalled=0, SKIP1=0, SKIP2=0, Suspended=0, UNLOADED=0] [L1718] int pirp__IoStatus__Status ; [L1719] int d = __VERIFIER_nondet_int() ; [L1720] int status = __VERIFIER_nondet_int() ; [L1721] int irp = __VERIFIER_nondet_int() ; [L1722] int we_should_unload = __VERIFIER_nondet_int() ; [L1723] int irp_choice = __VERIFIER_nondet_int() ; [L1724] int devobj = __VERIFIER_nondet_int() ; [L1725] int __cil_tmp9 ; [L1730] s = 0 [L1731] UNLOADED = 0 [L1732] NP = 0 [L1733] DC = 0 [L1734] SKIP1 = 0 [L1735] SKIP2 = 0 [L1736] MPR1 = 0 [L1737] MPR3 = 0 [L1738] IPC = 0 [L1739] pended = 0 [L1740] compFptr = 0 [L1741] compRegistered = 0 [L1742] lowerDriverReturn = 0 [L1743] setEventCalled = 0 [L1744] customIrp = 0 [L1745] routine = 0 [L1746] myStatus = 0 [L1747] pirp = 0 [L1748] Executive = 0 [L1749] Suspended = 5 [L1750] KernelMode = 0 [L1751] DeviceUsageTypePaging = 1 [L1754] pirp = irp [L1755] CALL _BLAST_init() [L67] UNLOADED = 0 [L68] NP = 1 [L69] DC = 2 [L70] SKIP1 = 3 [L71] SKIP2 = 4 [L72] MPR1 = 5 [L73] MPR3 = 6 [L74] IPC = 7 [L75] s = UNLOADED [L76] pended = 0 [L77] compFptr = 0 [L78] compRegistered = 0 [L79] lowerDriverReturn = 0 [L80] setEventCalled = 0 [L81] customIrp = 0 VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, pirp=0, routine=0, s=0, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0] [L1755] RET _BLAST_init() [L1757] COND TRUE status >= 0 [L1758] s = NP [L1759] customIrp = 0 [L1760] setEventCalled = customIrp [L1761] lowerDriverReturn = setEventCalled [L1762] compRegistered = lowerDriverReturn [L1763] compFptr = compRegistered [L1764] pended = compFptr [L1765] pirp__IoStatus__Status = 0 [L1766] myStatus = 0 VAL [compFptr=0, compRegistered=0, customIrp=0, d=0, DC=2, DeviceUsageTypePaging=1, devobj=0, Executive=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=0, NP=1, pended=0, pirp=0, pirp__IoStatus__Status=0, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=5, UNLOADED=0, we_should_unload=0] [L1767] COND TRUE irp_choice == 0 [L1768] pirp__IoStatus__Status = -1073741637 [L1769] myStatus = -1073741637 VAL [compFptr=0, compRegistered=0, customIrp=0, d=0, DC=2, DeviceUsageTypePaging=1, devobj=0, Executive=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=5, UNLOADED=0, we_should_unload=0] [L1772] CALL stub_driver_init() [L1707] s = NP [L1708] customIrp = 0 [L1709] setEventCalled = customIrp [L1710] lowerDriverReturn = setEventCalled [L1711] compRegistered = lowerDriverReturn [L1712] compFptr = compRegistered [L1713] pended = compFptr VAL [compFptr=0, compRegistered=0, customIrp=0, DC=2, DeviceUsageTypePaging=1, Executive=0, IPC=7, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0] [L1772] RET stub_driver_init() [L1775] COND FALSE !(status < 0) [L1779] int tmp_ndt_1; [L1780] tmp_ndt_1 = __VERIFIER_nondet_int() [L1781] COND FALSE !(tmp_ndt_1 == 2) [L1784] int tmp_ndt_2; [L1785] tmp_ndt_2 = __VERIFIER_nondet_int() [L1786] COND FALSE !(tmp_ndt_2 == 3) [L1789] int tmp_ndt_3; [L1790] tmp_ndt_3 = __VERIFIER_nondet_int() [L1791] COND TRUE tmp_ndt_3 == 4 VAL [compFptr=0, compRegistered=0, customIrp=0, d=0, DC=2, DeviceUsageTypePaging=1, devobj=0, Executive=0, IPC=7, irp=0, irp_choice=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, pirp__IoStatus__Status=-1073741637, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, status=0, Suspended=5, tmp_ndt_1=0, tmp_ndt_2=0, tmp_ndt_3=4, UNLOADED=0, we_should_unload=0] [L1808] CALL CdAudioPower(devobj, pirp) [L1682] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L1683] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L1684] int deviceExtension__TargetDeviceObject = __VERIFIER_nondet_int() ; [L1685] int tmp ; VAL [\old(DeviceObject)=0, \old(Irp)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, deviceExtension__TargetDeviceObject=0, DeviceObject=0, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, routine=0, s=1, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0] [L1688] COND TRUE s == NP [L1689] s = SKIP1 VAL [\old(DeviceObject)=0, \old(Irp)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, deviceExtension__TargetDeviceObject=0, DeviceObject=0, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__CurrentLocation=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, routine=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0] [L1696] Irp__CurrentLocation ++ VAL [\old(DeviceObject)=0, \old(Irp)=0, compFptr=0, compRegistered=0, customIrp=0, DC=2, deviceExtension__TargetDeviceObject=0, DeviceObject=0, DeviceUsageTypePaging=1, Executive=0, IPC=7, Irp=0, Irp__CurrentLocation=2147483647, Irp__CurrentLocation ++=2147483647, Irp__Tail__Overlay__CurrentStackLocation=0, KernelMode=0, lowerDriverReturn=0, MPR1=5, MPR3=6, myStatus=-1073741637, NP=1, pended=0, pirp=0, routine=0, s=3, setEventCalled=0, SKIP1=3, SKIP2=4, Suspended=5, UNLOADED=0] - UnprovableResult [Line: 381]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 381]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 382]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 382]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 734]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 735]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 743]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1188]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1188]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1189]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1189]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1190]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1190]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1197]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1197]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 178]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 178]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1696]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1697]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1697]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1563]: 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 14 procedures, 519 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 77 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 74 mSDsluCounter, 2289 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1502 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 787 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=519occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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! [2022-12-13 16:38:28,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e9bc6b7-b9c2-45f1-9304-f6ca5c5611a0/bin/uautomizer-uyxdKDjOR8/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)