./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 6b4ec56b 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_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/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_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN --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-6b4ec56 [2022-11-20 12:47:43,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:47:43,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:47:43,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:47:43,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:47:43,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:47:43,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:47:43,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:47:43,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:47:43,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:47:43,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:47:43,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:47:43,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:47:43,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:47:43,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:47:43,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:47:43,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:47:43,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:47:43,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:47:43,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:47:43,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:47:43,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:47:43,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:47:43,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:47:43,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:47:43,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:47:43,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:47:43,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:47:43,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:47:43,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:47:43,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:47:43,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:47:43,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:47:43,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:47:43,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:47:43,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:47:43,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:47:43,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:47:43,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:47:43,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:47:43,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:47:43,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-20 12:47:43,171 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:47:43,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:47:43,172 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:47:43,172 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:47:43,173 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:47:43,173 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:47:43,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:47:43,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:47:43,174 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:47:43,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:47:43,175 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:47:43,176 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:47:43,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:47:43,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:47:43,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:47:43,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:47:43,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:47:43,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:47:43,177 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 12:47:43,177 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:47:43,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:47:43,177 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:47:43,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:47:43,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:47:43,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:47:43,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:47:43,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:47:43,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:47:43,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:47:43,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:47:43,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:47:43,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:47:43,180 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:47:43,180 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:47:43,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:47:43,181 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_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfc29f03d3be9b41eb07ac14f0f7eac45bf3a60a4a6601e3132f720b72534d53 [2022-11-20 12:47:43,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:47:43,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:47:43,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:47:43,476 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:47:43,476 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:47:43,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2022-11-20 12:47:46,455 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:47:46,847 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:47:46,848 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c [2022-11-20 12:47:46,883 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/data/255479a8a/65fb119a17f34c059dfe532d1d3404d2/FLAG5e1244dd0 [2022-11-20 12:47:46,899 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/data/255479a8a/65fb119a17f34c059dfe532d1d3404d2 [2022-11-20 12:47:46,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:47:46,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:47:46,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:47:46,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:47:46,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:47:46,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:47:46" (1/1) ... [2022-11-20 12:47:46,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8b5300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:46, skipping insertion in model container [2022-11-20 12:47:46,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:47:46" (1/1) ... [2022-11-20 12:47:46,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:47:46,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:47:47,161 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_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c[2074,2087] [2022-11-20 12:47:47,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:47:47,387 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:47:47,420 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_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-1.c[2074,2087] [2022-11-20 12:47:47,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:47:47,595 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:47:47,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47 WrapperNode [2022-11-20 12:47:47,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:47:47,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:47:47,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:47:47,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:47:47,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,728 INFO L138 Inliner]: procedures = 41, calls = 108, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1605 [2022-11-20 12:47:47,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:47:47,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:47:47,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:47:47,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:47:47,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,827 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:47:47,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:47:47,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:47:47,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:47:47,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (1/1) ... [2022-11-20 12:47:47,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:47:47,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:47:47,886 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:47:47,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:47:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2022-11-20 12:47:47,969 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2022-11-20 12:47:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:47:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure AG_SetStatusAndReturn [2022-11-20 12:47:47,970 INFO L138 BoogieDeclarations]: Found implementation of procedure AG_SetStatusAndReturn [2022-11-20 12:47:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2022-11-20 12:47:47,970 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2022-11-20 12:47:47,970 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2022-11-20 12:47:47,971 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2022-11-20 12:47:47,971 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2022-11-20 12:47:47,971 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2022-11-20 12:47:47,971 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2022-11-20 12:47:47,971 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2022-11-20 12:47:47,972 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2022-11-20 12:47:47,972 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2022-11-20 12:47:47,972 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2022-11-20 12:47:47,972 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2022-11-20 12:47:47,972 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2022-11-20 12:47:47,973 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2022-11-20 12:47:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2022-11-20 12:47:47,973 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2022-11-20 12:47:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:47:47,973 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2022-11-20 12:47:47,974 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2022-11-20 12:47:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2022-11-20 12:47:47,974 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2022-11-20 12:47:47,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:47:47,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:47:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2022-11-20 12:47:47,976 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2022-11-20 12:47:48,385 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:47:48,388 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:47:48,556 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:48,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2022-11-20 12:47:48,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2022-11-20 12:47:48,725 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:48,742 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2022-11-20 12:47:48,742 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2022-11-20 12:47:48,761 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:48,761 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:48,767 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:48,779 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:48,796 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:48,800 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:48,804 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:47:49,610 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res#1 := 0; [2022-11-20 12:47:49,611 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume !false; [2022-11-20 12:47:49,611 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume false; [2022-11-20 12:47:49,611 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##286: assume !false; [2022-11-20 12:47:49,611 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##285: assume false; [2022-11-20 12:47:49,612 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2022-11-20 12:47:49,612 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2022-11-20 12:47:49,613 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume false; [2022-11-20 12:47:49,613 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##134: assume !false; [2022-11-20 12:47:49,613 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2022-11-20 12:47:49,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2022-11-20 12:47:49,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2022-11-20 12:47:49,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2022-11-20 12:47:49,614 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##331: assume false; [2022-11-20 12:47:49,615 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##332: assume !false; [2022-11-20 12:47:49,659 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:47:49,680 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:47:49,680 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 12:47:49,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:47:49 BoogieIcfgContainer [2022-11-20 12:47:49,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:47:49,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:47:49,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:47:49,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:47:49,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:47:46" (1/3) ... [2022-11-20 12:47:49,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@326c221d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:47:49, skipping insertion in model container [2022-11-20 12:47:49,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:47:47" (2/3) ... [2022-11-20 12:47:49,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@326c221d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:47:49, skipping insertion in model container [2022-11-20 12:47:49,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:47:49" (3/3) ... [2022-11-20 12:47:49,694 INFO L112 eAbstractionObserver]: Analyzing ICFG cdaudio_simpl1.cil-1.c [2022-11-20 12:47:49,714 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:47:49,715 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2022-11-20 12:47:49,777 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:47:49,784 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;@181261dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:47:49,785 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-11-20 12:47:49,791 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) [2022-11-20 12:47:49,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 12:47:49,802 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:47:49,803 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:47:49,803 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 24 more)] === [2022-11-20 12:47:49,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:47:49,809 INFO L85 PathProgramCache]: Analyzing trace with hash 459595413, now seen corresponding path program 1 times [2022-11-20 12:47:49,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:47:49,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269242456] [2022-11-20 12:47:49,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:47:49,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:47:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:47:49,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:47:49,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:47:50,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:47:50,043 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 12:47:50,045 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 26 remaining) [2022-11-20 12:47:50,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 26 remaining) [2022-11-20 12:47:50,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 26 remaining) [2022-11-20 12:47:50,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 26 remaining) [2022-11-20 12:47:50,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location CdAudioSendToNextDriverErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 26 remaining) [2022-11-20 12:47:50,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 26 remaining) [2022-11-20 12:47:50,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 26 remaining) [2022-11-20 12:47:50,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 26 remaining) [2022-11-20 12:47:50,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 26 remaining) [2022-11-20 12:47:50,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 26 remaining) [2022-11-20 12:47:50,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 26 remaining) [2022-11-20 12:47:50,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 26 remaining) [2022-11-20 12:47:50,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 26 remaining) [2022-11-20 12:47:50,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 26 remaining) [2022-11-20 12:47:50,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 26 remaining) [2022-11-20 12:47:50,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 26 remaining) [2022-11-20 12:47:50,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 26 remaining) [2022-11-20 12:47:50,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 26 remaining) [2022-11-20 12:47:50,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 26 remaining) [2022-11-20 12:47:50,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 26 remaining) [2022-11-20 12:47:50,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 26 remaining) [2022-11-20 12:47:50,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 26 remaining) [2022-11-20 12:47:50,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 26 remaining) [2022-11-20 12:47:50,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 26 remaining) [2022-11-20 12:47:50,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 26 remaining) [2022-11-20 12:47:50,057 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location HPCdrCompletionErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 26 remaining) [2022-11-20 12:47:50,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 12:47:50,065 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-20 12:47:50,075 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 12:47:50,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:47:50 BoogieIcfgContainer [2022-11-20 12:47:50,146 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 12:47:50,149 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:47:50,149 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:47:50,149 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:47:50,150 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:47:49" (3/4) ... [2022-11-20 12:47:50,152 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 12:47:50,246 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 12:47:50,247 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:47:50,249 INFO L158 Benchmark]: Toolchain (without parser) took 3346.67ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 107.2MB in the beginning and 79.4MB in the end (delta: 27.8MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2022-11-20 12:47:50,250 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 140.5MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:47:50,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.17ms. Allocated memory is still 140.5MB. Free memory was 106.8MB in the beginning and 75.4MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 12:47:50,250 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.81ms. Allocated memory is still 140.5MB. Free memory was 75.4MB in the beginning and 68.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 12:47:50,251 INFO L158 Benchmark]: Boogie Preprocessor took 113.81ms. Allocated memory is still 140.5MB. Free memory was 68.4MB in the beginning and 63.3MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 12:47:50,251 INFO L158 Benchmark]: RCFGBuilder took 1840.67ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 63.3MB in the beginning and 108.8MB in the end (delta: -45.5MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2022-11-20 12:47:50,251 INFO L158 Benchmark]: TraceAbstraction took 459.22ms. Allocated memory is still 172.0MB. Free memory was 107.8MB in the beginning and 83.6MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 12:47:50,252 INFO L158 Benchmark]: Witness Printer took 99.75ms. Allocated memory is still 172.0MB. Free memory was 83.6MB in the beginning and 79.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 12:47:50,254 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 140.5MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.17ms. Allocated memory is still 140.5MB. Free memory was 106.8MB in the beginning and 75.4MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.81ms. Allocated memory is still 140.5MB. Free memory was 75.4MB in the beginning and 68.4MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.81ms. Allocated memory is still 140.5MB. Free memory was 68.4MB in the beginning and 63.3MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1840.67ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 63.3MB in the beginning and 108.8MB in the end (delta: -45.5MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * TraceAbstraction took 459.22ms. Allocated memory is still 172.0MB. Free memory was 107.8MB in the beginning and 83.6MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 99.75ms. Allocated memory is still 172.0MB. Free memory was 83.6MB in the beginning and 79.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=519occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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! [2022-11-20 12:47:50,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ae7745-b4f0-4c45-83e3-5aff21e92fa6/bin/uautomizer-ug76WZFUDN/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)